No more dead batteries! This Duracell Portable 9Ah jump starter supplies up to 750 peak Amps and jump-starts batteries in engines up to 8 cylinders. The attached 6AWG cables with easy-to-use clamps store neatly on the sides of the case when not in use. The Jump starter 750's built-in 160 PSI air compressor inflates tires and other equipment and a 2.1A USB port charges smartphones, tablets and other devices. The tough all-weather design also features a 12V DC power port, LED battery fuel gauge, and a bright LED work light. Don't take chances, dont' be cuaght at home or on the road without the Duracell 750 Amp Portable Jump Starter and Air Compressor!