The Vanair GoodallStart-All Jump-Pack 12/24V is a dual-power, Li-ion jump-starter that features Goodall Protect-All Safety Technology. This safety technology is designed to make it easy to use with built-in protection for reverse polarity, low voltage, short circuit, overheating, over-discharge, over-voltage, and open clamps. The unit offers over 10,000A of starting power and 166500 joules5s of power, making it capable of jump-starting semi-trucks, motorhomes, coaches, buses, mining, agricultural, construction, and vocational equipment. It is a compact and lightweight unit, weighing 18.5 lbs, and offers a 12V and 24V starting solution in a single, hand-carry unit. It can also recharge smartphones, tablets, and other USB devices.