Widely Compatible This battery clamps are suitable for various battery charger projects with voltages of 12-24V 2-6 AWG cable gauge and rated current not exceeding 1000 AMP compatible with most vehicle models such as cars, SUVs, pickups, trucks, vans, SUVs and more. It can also be used for voltage testers, camping, boats, electric fences and other items that require charging.Powerful Clamping Heavy duty jumper cables clip is made of quality pure copper, with the advantages of strong, good conductivity, strong jaws and teeth will not be bent out of shape when extruded. Strong clamping force can maintain charging efficiency more stably. The PAC insulating cover has good insulating properties, which can effectively prevent electric shock and provide important protection for your safety.Sequential Connection & Removal When connecting, first connect the red battery clips from the positive terminal of the uncharged battery to the positive terminal of the power supply battery, and then connect the black jumper cable ends from the negative terminal of the uncharged battery to the negative terminal of the power supply battery. To avoid short circuits, you also need to remove in a specific order.Alligator Clips Replacements The packaging contains a red alligator clip and a black alligator clamp, making it perfect for replacing and repairing damaged cross cable connectors. Simply remove the battery clip that needs to be replaced and install a new one. This is a backup rescue tool, the perfect solution to your car on the road suddenly no power problem, help your car emergency borrow power.Self-Installation Available First strip a section of cable jacket, thread the exposed metal wire into the crimp terminal, clamp it with pliers, remove the PAC insulated handle sleeve, fasten the clamped metal wire and crimp terminal to the jumper cable clamps with screws and nuts, and finally put on the PAC insulated handle sleeve. Simple and convenient, you one person also completely no problem.