Compatible with Dewalt 20 V lithium battery: compatible with Dewalt 18 V/20 V max battery DCB200, DCB200-2, DCB201, DCB203, DCB204, DCB204-2, DCB207, DCB206, DCB206-2 model tool battery. Portable car jump lead: This innovative, self-powered jump starter is a must for any car owner. Thanks to its compact design and lightweight construction, you can easily take it anywhere. Whether you're stuck on the road or need a quick jump start for your vehicle, this portable car jump leads will get you back on track in no time. Durable and reliable performance: our jump leads for cars are designed for durability. The tin-plated 8AWG copper core ensures excellent conductivity, while the PVC insulation makes the cables durable even in extreme weather conditions. From ice-cold temperatures to scorching heat, these jumper cables will never let you down. Specifications: wire: 30 cm, size: 3.26 mm diameter, coating: silicone rubber. The applicable range is 12-24 V voltage. Ideal for medium sized cars, light pickup trucks and light recreational vehicles. Easy to use: Connect the red battery terminal of the jumper cable to the positive pole (+) of the vehicle and the black to the negative pole (-); 2. Plug the jumper into the jump jack; Start the car and disassemble the lower clamp. (Please follow the correct steps after reading the instructions for use).