1. Booster battery jumper cables for jump starting a dead or weak battery. Ideal for trucks, SUVs, full-size cars, mid-size cars and small/compact cars 2. The two alligator clamps have strong jagged teeth and springs for excellent grip force. The jaws are strong and make connections easy. And the Jumper Cables has insulating handle to prevent . 3. Our adapter case was made of ABS plastic material. have conductivity and safety. 4. Easy to Use: Attach the red clip to the positive side of the battery. Black to the negative side of the battery. Color: As Shown Material: ABS Package Contents: 1 x DIY adapter (Battery not included!) Only the above package content, 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 +/- 1-3cm.