The DC Laptop Power Adapter's microprocessor control adjusts the output power to the full operating requirement for this series of laptops. The Lind DC-DC adapter for the Dell laptop models will operate these laptops and will recharge its battery.PRODUCT FEATURES:Adapters are housed in rugged Aluminum cases & sealed for durability;Output short circuit protection! Safety current limiting;Internal temperature limit cut-off circuitry;Automatic Reset after cut-off conditions return to normal;UnderVoltage & OverVoltage Protection.This Adapter is compatible with Dell (For 12 to 32VDC Input Systems) Inspiron 6000, 300m, 400m, 500m, 600m, 630m, 700m, Latitude D400, D410, D500, D505, D510, D600, X300, XPS-M140, Precision M20 series.For a complete compatibility list please refer to the original manufacturer's web site.