Stepdown transformer Input voltage DC 18V20V Output voltage DC 12V Output current 20A Ma Output power 240W Ma. Builtin over and under voltage protection, automatically shuts off if battery voltage is lower than 14.4V, protects your battery and 12V devices Compatibility Perfectly compatible with Milwaukee M18 battery 18V lithium batteries, works with 48111815, 48111850, 48111820, 48111840, 48111815 etc. Our battery adapter connector is welldesigned, fits tightly to your battery, easy to install and remove Better Safety Voltage regulator builtin smart chip, has overcurrent, overvoltage, undervoltage, overload, low load, short circuit, overheating protection, protects your devices from ecessive damage. The battery adapter also added fuse holder and 30A fuse ensure you can use it safely Easy to use We combine the battery adapter and voltage converter with 2 heatresistant wires and fuse holder, make it easier to use, just install the battery on the battery adapter and then connect the voltage converter to your device. Note Battery is NOT included Wide range of applications This stepdown transformer is suitable for various 12V devices, perfect for upgrading power tools, rideon toys, golf carts, cartrucks, speakers, surveillance equipment, LED strip light, work light or robotics DIY etc. Color red Material plastic Package Contents 1 Stepdown Transformer 1 Power Wheels Battery Adapter 1 Terminal 3 30A Fuse The above package content only, other products are not included. Note Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 13 cm.