The Rescue Jump Pack 1800 is a heavy duty 12 volt dual battery commercial jump pack. Made with heavy duty parrot clamps and 100% copper welding type cables, the 1800 is the most powerful RESCUE Jump Pack. With dual 20 amp hr batteries, the Rescue 1800 is designed to jump start any 12 volt vehicle, heavy machinery. features a powerful 20 amp hour battery and a storage compartment to carry small tools and accessories.