BLACK+DECKER 600/300 Amp Jump Starter Box w/ USB (J312B)

The Black + Decker 700 Peak Amp jump starter is ideal for most vehicles up to V6 engines in cars and light-duty trucks. With a built-in AC charger and reverse polarity alarm, this unit also works as a portable power source through its high output USB outlet. With the BLACK + DECKER J312B 700 Peak Amp jump starter, you get the perfect first line of defense against roadside emergencies and dead batteries.

BLACK+DECKER 600/300 Amp Jump Starter Box w/ USB (J312B) Featuring integrated battery clamps with reverse polarity alarm and a special safety switch this compact unit takes up very little space while offering the ability to restart your car or power up your portable electronics through the included 12 Volt outlet and 2 Amp USB port. With a built-in AC charger, you can recharge using a common household extension cord the push-button battery status LEDs tell you the unit's charge level and when charging, exactly how much longer it needs to reach full charge.