SPECIFICATION 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.GOOD VALUE FOR MONEY You will get cost-effective battery clamps 12v alligator (positive) *1, battery clamps 12v alligator (negative) *1, screws *2, crimp cable ends *2 at a nice price.MULTIPURPOSE Jumper cable ends heavy duty 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.STURDY AND STRONG DURABILITY The jumper cable clamps are made of heavy-duty metal with good conductivity. The toothed jaws are integrated with the battery clamps themselves, eliminating the need to spend time installing the toothed fittings of the clamps. The one-piece design helps you make good contact and conductivity quickly. Jumper cable ends clamps come with insulated grips to avoid the risk of electric shock and do not hurt your hands.GOOD CONTACT Heavy duty alligator clamps have high strength springs for superb clamping force. Battery alligator clips jaws are very strong and won't come off easily when correctly clamping the battery posts for good contact.