Features: 1.Material: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. 2.Replacement jumper cable clamps size is 6.1*4.44*1.06 inch. Individual jumper cable clamps heavy duty weight: 206 g, suitable for 0awg and smaller cables. Maximum current: 1100A. Recommended voltage: 12v, 24v. Maximum opening size: 1.77 inch. 3.It can be used to connect equipment batteries and chargers for automobiles, boats, solar panels, electric fences, etc. It's perfect for making jumper cables, repairing jumper cables, and replacing the ends of cables. 4.Advantage:Our battery charger clamps replacement has a high-strength spring on the inne.