Easy to Use: Due to the high current when the engine is working, it is important to use a special jumper cable to operate it. Our jumper cable clamps are the ideal tool for this purpose and are easy to use. Please refer to the for details on how to use them, and require you to have additional cables for connection. Heavy Duty Metal Material and Insulated Handle: The battery cable clamps are made of heavy duty metal iron, durable and reliable conductivity. And the handle is wrapped with insulating material, non-slip and wear-resistant, easy to grip. Provide you with a safer and more stable using experience, please feel free to use it. Battery Cable Clamps Specifications: You will receive 1pcs positive heavy duty alligator clip and 1pcs negative heavy duty alligator clip. The size is 6.10*4.41*1.07 inch. The rated current is 600A and the rated voltage is 12V. Please check the product specification carefully to see if it meets your needs before you purchase. Firmly Secure The Battery: Our battery charger clamps replacement has a high-strength spring on the inner side, as well as sturdy jaws that can firmly clamp the car battery posts, not easy to loosen and fall off, with an ideal grip and contact effect. It is a practical car accessory for your daily cable jumper! Wide Application: This heavy duty jumper cable clamps is a universal battery jumper cable clamp. It can be used to connect all kinds of car and boat batteries on the market, suitable for making and repairing jumper cables and replacing jumper cable ends. Widely used, it is an essential tool in your driving life.