SCHUMACHER RUGGED JUMP STARTER 2500ASL1596 Rugged Lithium Jump Starter 2500A Rugged Jump Starter and USB Power Source Those who need superior starting power choose from Schumachers line of Rugged Jump Starters. With 2500 amps, Schumachers SL1596 Rugged Jump Starter and USB Power Source has the power needed to jump start engines large and small. Featuring a robust new design, the SL1596 delivers the ultimate in versatility. Users can jump start a vehicle, charge their devices, and