The JNC345 is an ideal shop tool, combining robust jump starting power with numerous features that deliver utility and convenience, including high performance starting capability, USB outlets to power small electronics, 12 Volt power supply capability, an LED work light and UL2743 compliance for operator and equipment safety. The JNC345 can tackle a wide variety of starting tasks in numerous application environments, including automotive, marine, light truck, agricultural and fleet starting. Plus, it features the ability to jump start totally dead (0.0V) batteries – simply confirm that you have made a proper connection and press and hold the override button to force the unit on. It's that easy.