Easy to use and lightweight, it is the ideal entry level professional jump starter. Its compact size, rugged case and ability to jump up to 5 vehicles on a single charge makes the Jump starter a perfect companion for any situation in which you need portable power. Features: * 900 peak amperes/300 cranking amperes * 21-inch no.4 gauge cables * Automatic recharging * Industrial grade * Hot jaw clamps What"s In The Box: * SOLAR ES2500KE Booster Pac 900 Peak Amp 12V Jump Starter