[Compatible with DeWalt 20V MAX Batteries] The jumper cables are compatible with DeWalt 20V MAX batteries. When your car battery dies and leaves you stranded, it can be difficult to find assistance to start the vehicle. You can conveniently start your car using the power from a compatible cordless tool battery. Specifications: 8-gauge booster battery jumper cable designed for starting dead or weak 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 battery into the adapter and ensure it is securely locked in place. 3. Attempt to start the vehicle. 4. Once the vehicle starts successfully, disconnect the connection between the vehicle battery and the tool battery. Note: For best results, ensure the battery is charged above 50%. If the first attempt fails, wait a few minutes before trying again. After successful ignition, 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 Note: Light reflection and differences in display screens may cause slight variations between the color shown in the image and the actual product. Measurement may vary by +/- 1-3 cm.