The Jump-N-Carry JNCAIR jump start system takes multi-function professional jump starting to a whole new level. Features include exclusive Clore PROFORMER battery technology, designed to deliver high peak amps, extended cranking power, numerous jumps per charge, and a long service life. Plus, with automatic charging from a built-in charger, extra long cables, and integrated air compressor, the JNCAIR is as convenient as it is powerful.