Applicable engine type: under 5.0L gasoline or 12V 2.8L diesel , it can start 1.5L type car for more than 30 times It is ideal to reach the starting points of most vehicles and it boasts unrivaled power and durability Power supply for car emergency start, mobile phones, notebook computers, also with lighting function LED flash light, strobe light, and SOS signal light that lasts 120 hours Safety Protection:smart jumper cable ensures total protection against short circuits,provide total protection for your jump starter and car battery well.Built-in emergency flashlight lets you flag down passing cars if you're in trouble