Compatible with Dewalt 20V /18V DCB series Li-ion batteries, work with for DCB205 DCB206 DCB204 DCB203 DCB200 DCB201 and more. Our battery adapter is well-made, snug fit your battery, easy to install and remove Step down converter Input voltage: DC 18V-20V; Output voltage: DC 12V; Output current: 20A Max; Output Power: 240W Max. Our voltage reducer adopted synchronous rectification technology further improve conversion efficiency and good stability Voltage regulator equipped smart chip, provides over-current, over-discharge, over-load, over-voltage, under-voltage, over-heat and short-circuit multiple intelligent protection. We upgraded the safety features of products, this voltage converter built in over low voltage protection, auto shut off if the battery voltage is lower than 14.4v, protect your devices We combine the battery adapter and the voltage converter with 2 heat-resistant wires. making it easier to use, just install the battery to the battery adapter and then connect the voltage converter to your device. Ideal for upgrade motor, ride on toys, power tools, golf carts, work lights, led strip light, monitoring equipment or robotics DIY and more Package Content: 1 x power adapter+voltage regulator 3 x 30Amp fuses 1 x wire terminals 2 x screw fasteners Note: 1. This converter is not a charger, it only outputs the voltage and power directly from your battery 2. When using, make sure that the positive and negative wires of the device correspond to the positive and negative wires of the adapter 3. If not used for a long time, please be sure to remove the battery form the adapter