Features: 1.Features: Each converter can be used as a positive and negative terminal clamp separately. 2.Use: Remove the conversion sleeve and use it as a positive pole, otherwise it can be used as a negative pole. 3.Durable: Made of high quality materials, oil resistant, corrosion resistant, and durable. 4.Packing: Negative battery terminal kit contains 2 battery terminal connector, 8 adapters, and 2 wrenches. 5.Accuracy Manufacturing: Suitable for the range of 16.5?17.5mm to ensure stable performance. Specification: Item Type: Negative Battery Terminal Kit_x000D_ Material: Zinc Alloy_x000D_ Terminal Range: Approx. 16.5-17.5mm / 0.65-0.68in_x000D_ Surface Treatment: Sand Nickel Plating_x000D_ Voltage: 10-24V_x000D_ Input/Output: 2 x 1 / 0GA + 2 x 8GA_x000D_ Applicable Models: Universal PackageList: 2 x Battery Terminal Clamp 8 x Adapter 2 x Wrench