The Motor Trend MT1212 12-Foot Jumper Cables are made of 100-percent copper for maximum conductivity. They are perfect to use in all seasons and designed to be compatible with any 4, 6 or 8 cylinder cars, vans and light pick-ups. These tangle-free cords are easily manageable and PVC lined for your protection. The clamps are phase marked so they can be safely used, they also take upt 150-AMPs of electricity. These jumper cables can be used for side post or top post hook-ups, keep them in your car for easy access during any situation, and eye protection is recommended when using jumper cables. Professional quality, these heavy-duty jumper cables ensure quick and efficient connections, designed with your safety and convenience in mind. Avoid being stranded waiting for a tow truck; one use and the jumper cables have paid for itself! Perfect for cars, boats, trucks, SUV"s, RV"s, motorcycles, ATV"s, snowmobiles and personal watercraft. The 12-foot length allows passenger vehicles to be parked front to back. The Motor Trend MT1212 12-Foot Jumper Cables have a limited lifetime warranty. Trust the brand you buy! Motor Trend has been the nation’s #1 automotive authority for over 60 years.