Rally Portable 8 in 1 Jump Starter and Power Source Unit with Air Compressor/Tire Inflator, AC/DC Power Outlets, LED Work Light and Hand Generator (7471) Jump start any 12 volt battery quickly and safely Emergency hand generator charges battery 140 watt inverter operates a variety of household products USB power source to operate and recharge portable electronic devices (USB Port Rating: 5V-2.1A) 150 PSI air compressor for high pressure inflation of tires and more