The SMARTECH™ JSL-1250 vehicle jump starter and power bank with accessories can instantly jump start most single battery vehicles up to 20 times on a single charge. With two built-in AC and DC charging ports, the JSL-1250 is capable of powering standard 120 V household appliances and 12 V accessories like travel stoves or automotive accessories. Using its dual USB charging outputs, the JSL-1250 can also be used to charge any 5 V USB rechargeable devices. Safety features include low voltage protection spark-proof, reverse polarity protection and short circuit protection. The JSL-1250 comes complete with an automotive jump starter, capable of jumping most automotive passenger vehicles. Using an impressive 1250 crank amps of power, the JSL-1250 can even jump trucks and passenger vans.