No more worries about dead batteries with the portable JumpBox V8 Pro 1000 in your vehicle. The pocket-size JumpBox V8 Pro 1000 is the ultimate lithium-ion jump starter device for your car, ATV, motorcycle, PWC, boat, or RV. It is the most compact and powerful 1000-amp lithium-ion starter on the market. It directly connects to your existing lead acid starter battery and jumps your battery in 1-2 seconds. Not only does it contain the most powerful lithium chemistry, it also has an internal microprocessor controlled cell balancer for added safety performance and longevity. For gasoline engines up to 7.2L V8 and 4.0L diesel engines. Also rapidly charges portable electronic devices and mobile phones. Built-in LED flashlight. Environmentally friendly. Advanced smart cables included. 9 - 14.4V operating capacity. 6.9"L x 3.4"W x 1.4"H.