The jump starter can deliver 3000 amps to restart 12V batteries in 3 seconds. It supports quick and safe jumpstarts for cars, trucks, motorcycles, yachts, lawnmowers, ATVs, SUVs, snowmobiles, and even boats – up to 40 times on a single charge. Whether in extremely cold or extremely hot desert climates, all 12V vehicles can start safely. Never be without power on the road!Customized logo by silkscreen print ,full color print with quick ship time,there are 3 modes: Lighting, strobe, and SOS. In emergency situations use SOS function to get quickly help. it’s excellent tool for auto company , constructions ,travel, insurance, business and office gift and drivers ,bank, airplane and etc.