Compatible with DeWalt 20V MAX Batteries: These jumper cables are designed to work with DeWalt 20V MAX batteries. When your car battery dies, you can conveniently start your vehicle using a compatible cordless tool battery. Specifications: - 8-gauge booster battery jumper cable for starting weak or dead batteries - Suitable for trucks, SUVs, full-size cars, midsize cars, and compact cars Instructions for use: 1. Connect the red clamp of the jumper cable to the positive terminal (+) of the vehicle battery and the black clamp to the negative terminal (-). 2. Insert the DeWalt 20V MAX battery into the adapter and ensure it is securely locked in place. 3. Attempt to start the vehicle. 4. After successful engine start, disconnect the connection between the vehicle battery and the tool battery. Note: - For best results, use a battery charged above 50%. - If the first attempt fails, wait a few minutes before trying again. - Once the engine starts, remove the cable within 30 seconds. - The jumper cable features an insulated handle to help prevent electric shock and enhance user safety. Color: Yellow Material: ABS Package Contents: 1 x Car auxiliary starter cable Note: Light reflection and different display settings may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.