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Rapitest Digital Moisture Meter

Rapitest Digital Moisture Meter

New digital results from 0 to 9.9. Printed instructions and extensive plant list packed with the meter.

$8.49

TreeHelp.com

General Tools Irrigation Systems Soil Moisture and Light Meter GLMM100

General Tools Irrigation Systems Soil Moisture and Light Meter GLMM100

Free Shipping on Over 500K Items!

Shop for Outdoors at The Home Depot. Since 1910, General Tools has grown to become the recognized industry leader for specialty hand tools and instruments. With the General Tools Soil Moisture and Light Meter, watering needs and lighting conditions can... ... more

General Tools Irrigation Systems Soil Moisture and Light Meter GLMM100

Shop for Outdoors at The Home Depot. Since 1910, General Tools has grown to become the recognized industry leader for specialty hand tools and instruments. With the General Tools Soil Moisture and Light Meter, watering needs and lighting conditions can...

HomeDepot.com

(100,000+)

$19.97

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HomeDepot.com

(100,000+)
Luster Leaf 1847 Rapitest Digital PLUS Soil pH Meter

Luster Leaf 1847 Rapitest Digital PLUS Soil pH Meter

Measure soil pH accurately and digitally with this meter. Display offers instant digital read-out, and detachable stainless steel probe checks soil pH at root level. Take the guesswork out of testing soil pH with built-in storage of ideal conditions... ... more

Luster Leaf 1847 Rapitest Digital PLUS Soil pH Meter

Measure soil pH accurately and digitally with this meter. Display offers instant digital read-out, and detachable stainless steel probe checks soil pH at root level. Take the guesswork out of testing soil pH with built-in storage of ideal conditions...

Amazon.com

$21.75

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Luster Leaf 1847 Rapitest Digital PLUS Soil pH Meter

Luster Leaf 1847 Rapitest Digital PLUS Soil pH Meter

Measure soil pH accurately and digitally with this meter. Display offers instant digital read-out, and detachable stainless steel probe checks soil pH at root level. Take the guesswork out of testing soil pH with built-in storage of ideal conditions... ... more

Luster Leaf 1847 Rapitest Digital PLUS Soil pH Meter

Measure soil pH accurately and digitally with this meter. Display offers instant digital read-out, and detachable stainless steel probe checks soil pH at root level. Take the guesswork out of testing soil pH with built-in storage of ideal conditions...

Amazon Marketplace

$14.70

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Rapitest Digital Plus Soil pH Meter

Rapitest Digital Plus Soil pH Meter

A handheld database containing the ideal soil pH for hundreds of the most commonly-grown plants is paired with an accurate, easy-to-use tester in the Rapitest Digital PLUS Soil pH Meter! The unit's interface presents test results and ideal pH levels in... ... more

Rapitest Digital Plus Soil pH Meter

A handheld database containing the ideal soil pH for hundreds of the most commonly-grown plants is paired with an accurate, easy-to-use tester in the Rapitest Digital PLUS Soil pH Meter! The unit's interface presents test results and ideal pH levels in...

Amazon Marketplace

$29.19

FREE shipping

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Luster Leaf 1840 Rapitest Soil pH Meter

Luster Leaf 1840 Rapitest Soil pH Meter

Test soil pH to ensure your plants are in the proper soil to provide ideal growth. This meter with tethered stainless steel probe provides instant readings of soils acidity or alkalinity. No chemicals or litmus paper required. Information included for... ... more

Luster Leaf 1840 Rapitest Soil pH Meter

Test soil pH to ensure your plants are in the proper soil to provide ideal growth. This meter with tethered stainless steel probe provides instant readings of soils acidity or alkalinity. No chemicals or litmus paper required. Information included for...

Amazon.com

$14.54

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400w Digital Electronic Ballast Dimmable Grow Light Ballast Hps Mh Lamp Watt

400w Digital Electronic Ballast Dimmable Grow Light Ballast Hps Mh Lamp Watt

My eBay Store Home About Us View Feedback Contact Us Add To Favourite Categories Grow Light Ballasts Grow Light Reflectors Grow Light Lamps Grow Light Systems Fluorescents LEDs Lighting Accessories Hydro Systems Hydro Components Pumps Irrigation Meters... ... more

400w Digital Electronic Ballast Dimmable Grow Light Ballast Hps Mh Lamp Watt

My eBay Store Home About Us View Feedback Contact Us Add To Favourite Categories Grow Light Ballasts Grow Light Reflectors Grow Light Lamps Grow Light Systems Fluorescents LEDs Lighting Accessories Hydro Systems Hydro Components Pumps Irrigation Meters...

eBay

$79.95

FREE shipping

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Luster Leaf 1845 Rapitest Digital Soil pH Meter

Luster Leaf 1845 Rapitest Digital Soil pH Meter

Measure soil pH accurately and digitally with this meter. Display offers instant digital read-out, and long stainless steel probe checks soil pH at root level. Monitoring a plant's soil pH ensures ideal conditions for growth. Batteries are required and... ... more

Luster Leaf 1845 Rapitest Digital Soil pH Meter

Measure soil pH accurately and digitally with this meter. Display offers instant digital read-out, and long stainless steel probe checks soil pH at root level. Monitoring a plant's soil pH ensures ideal conditions for growth. Batteries are required and...

Amazon Marketplace

$13.02

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Luster Leaf 1840 Rapitest Soil pH Meter

Luster Leaf 1840 Rapitest Soil pH Meter

1840 Features: -PH performance guide for more than 350 plants is included. -Soil PH meter plus PH plant guide. -Checks which plants suit your soil pH. -Tells you how to alter soil. Product Type: -Soil Testing Accessories. Dimensions: Overall Product... ... more

Luster Leaf 1840 Rapitest Soil pH Meter

1840 Features: -PH performance guide for more than 350 plants is included. -Soil PH meter plus PH plant guide. -Checks which plants suit your soil pH. -Tells you how to alter soil. Product Type: -Soil Testing Accessories. Dimensions: Overall Product...

Amazon Marketplace

$15.95

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Luster Leaf 1840 Rapitest Soil pH Meter

Luster Leaf 1840 Rapitest Soil pH Meter

Test soil pH to ensure your plants are in the proper soil to provide ideal growth. This meter with tethered stainless steel probe provides instant readings of soils acidity or alkalinity. No chemicals or litmus paper required. Information included for... ... more

Luster Leaf 1840 Rapitest Soil pH Meter

Test soil pH to ensure your plants are in the proper soil to provide ideal growth. This meter with tethered stainless steel probe provides instant readings of soils acidity or alkalinity. No chemicals or litmus paper required. Information included for...

Amazon Marketplace

$9.90

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LIM2500: Plant Intensity Light Meter

LIM2500: Plant Intensity Light Meter

A precision instrument that measures the light intensity in footcandles expressly for the purpose of plant care; equipped with the Universal-Sensor-Probe, capable of reading light at any angle or in any location. Comes with complete book of light and... ... more

LIM2500: Plant Intensity Light Meter

A precision instrument that measures the light intensity in footcandles expressly for the purpose of plant care; equipped with the Universal-Sensor-Probe, capable of reading light at any angle or in any location. Comes with complete book of light and...

Amazon Marketplace

$22.18

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Panacea Products Moisture Meter

Panacea Products Moisture Meter

The Moisture Meter instrument measures the moisture content of soil, indicating when it is time to water your plants. Three various zones are indicated on the top of the meter to indicate the level of moisture needed for various types of plants. Easily... ... more

Panacea Products Moisture Meter

The Moisture Meter instrument measures the moisture content of soil, indicating when it is time to water your plants. Three various zones are indicated on the top of the meter to indicate the level of moisture needed for various types of plants. Easily...

Amazon.com

$10.53

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Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter

Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter

Gardeners can conveniently test their moisture, and pH levels with the handy ActiveAir 2-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), and pH readings between pH 0 (acidic) and pH 10 (basic) are represented. The durable,... ... more

Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter

Gardeners can conveniently test their moisture, and pH levels with the handy ActiveAir 2-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), and pH readings between pH 0 (acidic) and pH 10 (basic) are represented. The durable,...

Amazon.com

$7.53

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Hydrofarm MGMLP1 Active Air 3-Way pH, Light and Moisture Meter

Hydrofarm MGMLP1 Active Air 3-Way pH, Light and Moisture Meter

Gardeners can conveniently test their moisture, light, and pH levels with the handy ActiveAir 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), light readings range from 0 (low light) to 2000 (very strong light), and pH... ... more

Hydrofarm MGMLP1 Active Air 3-Way pH, Light and Moisture Meter

Gardeners can conveniently test their moisture, light, and pH levels with the handy ActiveAir 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), light readings range from 0 (low light) to 2000 (very strong light), and pH...

Amazon.com

$9.99

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Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter

Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter

Gardeners can conveniently test their moisture, and pH levels with the handy ActiveAir 2-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), and pH readings between pH 0 (acidic) and pH 10 (basic) are represented. The durable,... ... more

Hydrofarm MGMP1 Active Air 2-Way pH & Moisture Meter

Gardeners can conveniently test their moisture, and pH levels with the handy ActiveAir 2-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), and pH readings between pH 0 (acidic) and pH 10 (basic) are represented. The durable,...

Amazon Marketplace

$5.00

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Hydrofarm MGMLP1 Active Air 3-Way pH, Light and Moisture Meter

Hydrofarm MGMLP1 Active Air 3-Way pH, Light and Moisture Meter

Gardeners can conveniently test their moisture, light, and pH levels with the handy ActiveAir 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), light readings range from 0 (low light) to 2000 (very strong light), and pH... ... more

Hydrofarm MGMLP1 Active Air 3-Way pH, Light and Moisture Meter

Gardeners can conveniently test their moisture, light, and pH levels with the handy ActiveAir 3-Way Meter. Moisture readings register on a scale of 0 (dry) to 10 (moist), light readings range from 0 (low light) to 2000 (very strong light), and pH...

Amazon Marketplace

$6.26

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Accurate pH 8, Soil pH and Moisture Meter

Accurate pH 8, Soil pH and Moisture Meter

A professional pH and Moisture Meter with 12? Probe. This meter can measure pH and moisture at depths up to 12 inches. No batteries are required. This meter comes with a cleaning pad and six month limited warranty. ... more

Accurate pH 8, Soil pH and Moisture Meter

A professional pH and Moisture Meter with 12? Probe. This meter can measure pH and moisture at depths up to 12 inches. No batteries are required. This meter comes with a cleaning pad and six month limited warranty.

Amazon Marketplace

$69.95

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Koolertron 3 in 1 Moisture/Tester PH Light Meter for Hydroponic Plant Flowers Soil

Koolertron 3 in 1 Moisture/Tester PH Light Meter for Hydroponic Plant Flowers Soil

Features: Brand new and high quality. Probe length: 20cm. The tool plant owners, gardeners can\ t live without. 3 IN 1 moisture light & PH meter Soil analyzer meter. For outdoor & indoor plants, gardens & grass lawn. Take the guess work out of your... ... more

Koolertron 3 in 1 Moisture/Tester PH Light Meter for Hydroponic Plant Flowers Soil

Features: Brand new and high quality. Probe length: 20cm. The tool plant owners, gardeners can\ t live without. 3 IN 1 moisture light & PH meter Soil analyzer meter. For outdoor & indoor plants, gardens & grass lawn. Take the guess work out of your...

Amazon Marketplace

$5.90

FREE shipping

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ACCURATE 8 SOIL PH AND MOISTURE METER

ACCURATE 8 SOIL PH AND MOISTURE METER

ACCURATE 8 SOIL PH AND MOISTURE METER ... more

ACCURATE 8 SOIL PH AND MOISTURE METER

ACCURATE 8 SOIL PH AND MOISTURE METER

Amazon Marketplace

$64.95

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Bosmere Moisture Meter

Bosmere Moisture Meter

Bosmere moisture meter checks the moisture content of your compost, to help prevent under or over watering of your house plants. No batteries required. Why measure the moisture levels of your soil? measuring the moisture levels of the soil will help... ... more

Bosmere Moisture Meter

Bosmere moisture meter checks the moisture content of your compost, to help prevent under or over watering of your house plants. No batteries required. Why measure the moisture levels of your soil? measuring the moisture levels of the soil will help...

Amazon Marketplace

$16.30

FREE shipping

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Thirsty Light Original Digital Indoor Plant Moisture Sensor

Thirsty Light Original Digital Indoor Plant Moisture Sensor

The Thirsty Light is a digital plant moisture sensor that blinks an LED to alert the user when it is time to water a potted plant. It is designed to be unobtrusive when left in the soil of a plant, where it continuously monitors conditions, testing the... ... more

Thirsty Light Original Digital Indoor Plant Moisture Sensor

The Thirsty Light is a digital plant moisture sensor that blinks an LED to alert the user when it is time to water a potted plant. It is designed to be unobtrusive when left in the soil of a plant, where it continuously monitors conditions, testing the...

Amazon.com

$9.94

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Hydrofarm LG17010 Digital Light Meter

Hydrofarm LG17010 Digital Light Meter

Hydrofarm lg17010 digital light meter, This product is a precision instrument used to measure luminance (foot-candles). The meter is fully cosine corrected for the angular incidence of light, meaning that if you are not holding the sensor perfectly... ... more

Hydrofarm LG17010 Digital Light Meter

Hydrofarm lg17010 digital light meter, This product is a precision instrument used to measure luminance (foot-candles). The meter is fully cosine corrected for the angular incidence of light, meaning that if you are not holding the sensor perfectly...

Amazon.com

$35.30

FREE shipping

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Thirsty Light Original Digital Indoor Plant Moisture Sensor

Thirsty Light Original Digital Indoor Plant Moisture Sensor

The Thirsty Light is a digital plant moisture sensor that blinks an LED to alert the user when it is time to water a potted plant. It is designed to be unobtrusive when left in the soil of a plant, where it continuously monitors conditions, testing the... ... more

Thirsty Light Original Digital Indoor Plant Moisture Sensor

The Thirsty Light is a digital plant moisture sensor that blinks an LED to alert the user when it is time to water a potted plant. It is designed to be unobtrusive when left in the soil of a plant, where it continuously monitors conditions, testing the...

Amazon Marketplace

$5.29

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Hydrofarm LG17010 Digital Light Meter

Hydrofarm LG17010 Digital Light Meter

Hydrofarm lg17010 digital light meter, This product is a precision instrument used to measure luminance (foot-candles). The meter is fully cosine corrected for the angular incidence of light, meaning that if you are not holding the sensor perfectly... ... more

Hydrofarm LG17010 Digital Light Meter

Hydrofarm lg17010 digital light meter, This product is a precision instrument used to measure luminance (foot-candles). The meter is fully cosine corrected for the angular incidence of light, meaning that if you are not holding the sensor perfectly...

Amazon Marketplace

$33.87

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HM Digital pH & Temperature Meter & Flora Hydroponics Calibration Solution Combo Control Kit

HM Digital pH & Temperature Meter & Flora Hydroponics Calibration Solution Combo Control Kit

NEW! The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. FEATURES *Measures pH and Temperature... ... more

HM Digital pH & Temperature Meter & Flora Hydroponics Calibration Solution Combo Control Kit

NEW! The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. FEATURES *Measures pH and Temperature...

Amazon Marketplace

$70.00

FREE shipping

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Sunleaves TDS Essential Digital TDS Meter

Sunleaves TDS Essential Digital TDS Meter

The Sunleaves TDS Essential Digital Pen measures nutrient levels between 0 and 9,990 ppm with an accuracy of +-2 percent. Featuring data hold capability, auto shut-off, and temperature compensation, the TDS Essential Digital Pen includes batteries and... ... more

Sunleaves TDS Essential Digital TDS Meter

The Sunleaves TDS Essential Digital Pen measures nutrient levels between 0 and 9,990 ppm with an accuracy of +-2 percent. Featuring data hold capability, auto shut-off, and temperature compensation, the TDS Essential Digital Pen includes batteries and...

Amazon Marketplace

$30.00

FREE shipping

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1500PPM CO2 Meter / Sequencer

1500PPM CO2 Meter / Sequencer

All new to HID Hut is our complete CO2 sequencer. This is not just a timer like our competition offers, it is an actual meter with a digital readout and built in sequencer. Pre-set to 1500PPM, it is self calibrating using GE's Teleaire infrared gas... ... more

1500PPM CO2 Meter / Sequencer

All new to HID Hut is our complete CO2 sequencer. This is not just a timer like our competition offers, it is an actual meter with a digital readout and built in sequencer. Pre-set to 1500PPM, it is self calibrating using GE's Teleaire infrared gas...

Amazon Marketplace

$249.99

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Soil pH Moist Meter

Soil pH Moist Meter

Gardeners can think deep thoughts about their soil thanks to Control Wizard Soil pH Moist Meters! They just push the electrode probe into an area of soil they'd like to test, and it automatically displays its pH. If moisture levels are a concern,... ... more

Soil pH Moist Meter

Gardeners can think deep thoughts about their soil thanks to Control Wizard Soil pH Moist Meters! They just push the electrode probe into an area of soil they'd like to test, and it automatically displays its pH. If moisture levels are a concern,...

Amazon Marketplace

$101.98

FREE shipping

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HM Digital 1000ppm TDS Calibration Solution

HM Digital 1000ppm TDS Calibration Solution

For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges ... more

HM Digital 1000ppm TDS Calibration Solution

For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges

Amazon.com

$6.76

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HM Digital SP-P2 Replacement PH Sensor for PH-200

HM Digital SP-P2 Replacement PH Sensor for PH-200

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass pH sensor and reference tube and thermister. ... more

HM Digital SP-P2 Replacement PH Sensor for PH-200

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass pH sensor and reference tube and thermister.

Amazon.com

$32.53

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Apollo Horticulture APL600 Hydroponic 600 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

Apollo Horticulture APL600 Hydroponic 600 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)... ... more

Apollo Horticulture APL600 Hydroponic 600 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)...

Amazon.com

$98.85

FREE shipping

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Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)... ... more

Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)...

Amazon.com

$83.71

FREE shipping

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HM Digital 1000ppm TDS Calibration Solution

HM Digital 1000ppm TDS Calibration Solution

For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges ... more

HM Digital 1000ppm TDS Calibration Solution

For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges

Amazon Marketplace

$4.65

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Replacement pH Sensor PH-200

Replacement pH Sensor PH-200

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass pH sensor and reference tube and thermister. ... more

Replacement pH Sensor PH-200

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass pH sensor and reference tube and thermister.

Amazon Marketplace

$92.76

FREE shipping

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Replacement Platinum Sensor COM-100

Replacement Platinum Sensor COM-100

Replacement Platinum Sensor COM-100 ... more

Replacement Platinum Sensor COM-100

Replacement Platinum Sensor COM-100

Amazon Marketplace

$59.95

FREE shipping

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EC/TDS/Temp Waterproof Hydro Tester

EC/TDS/Temp Waterproof Hydro Tester

   KEY FEATURES Best value in its class (under $50) Measures electrical conductivity (EC), TDS and temperature. Automatic Temperature Compensation (ATC) Water-resistant housing Large LCD display Hold button and Auto shut-off Digital Calibration (push... ... more

EC/TDS/Temp Waterproof Hydro Tester

   KEY FEATURES Best value in its class (under $50) Measures electrical conductivity (EC), TDS and temperature. Automatic Temperature Compensation (ATC) Water-resistant housing Large LCD display Hold button and Auto shut-off Digital Calibration (push...

Amazon Marketplace

$78.29

FREE shipping

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Apollo Horticulture APL600 Hydroponic 600 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

Apollo Horticulture APL600 Hydroponic 600 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)... ... more

Apollo Horticulture APL600 Hydroponic 600 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)...

Amazon Marketplace

$104.95

FREE shipping

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Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)... ... more

Apollo Horticulture APL400 Hydroponic 400 - Watt HPS MH Digital Dimmable Electronic Ballast for Grow Lights

The Ballast is Adjustable at 100%, 75% and 50% for maximum efficiency Up to 30% more lumens than magnetic ballasts for improved yields Compatible w/ both MH and HPS bulbs Compatible w/ 120V and 240V power supplies (We include a 2 meter 120V chord)...

Amazon Marketplace

$81.40

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Replacement pH Sensor for pH 200

Replacement pH Sensor for pH 200

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass pH sensor and reference tube and thermister. ... more

Replacement pH Sensor for pH 200

This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass pH sensor and reference tube and thermister.

Amazon Marketplace

$44.58

FREE shipping

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Electric Fence Tester

Electric Fence Tester

Digital volt meter. For electric fence. Reads up to 9999V. Extremely sensitive and accurate. Powered by 9V battery (supplied). No. 2411: Type: Digital ... more

Electric Fence Tester

Digital volt meter. For electric fence. Reads up to 9999V. Extremely sensitive and accurate. Powered by 9V battery (supplied). No. 2411: Type: Digital

Amazon Marketplace

$35.06

FREE shipping

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Kessil KSH150P LED Grow Light 150, Purple

Kessil KSH150P LED Grow Light 150, Purple

The Thirsty Light is a digital plant moisture sensor that blinks an LED to alert the user when it is time to water a potted plant. It is designed to be unobtrusive when left in the soil of a plant, where it continuosly monitors conditions. Draws less than ... more

Kessil KSH150P LED Grow Light 150, Purple

The Thirsty Light is a digital plant moisture sensor that blinks an LED to alert the user when it is time to water a potted plant. It is designed to be unobtrusive when left in the soil of a plant, where it continuosly monitors conditions. Draws less than

Amazon.com

$181.47

FREE shipping

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