This product is a multifunctional 5-in-1 mobile power, with strong compatibility, and applies to car, laptop, phone, digital device, etc. It adopts a LED lamp, LED power indicator, which can be used as a flashlight at night, strong illumination up to 40 hours. There is a high capacity 12000mAh lithium polymer battery, it can protect circuit itself when being used or charging, can realize smart charging, overcurrent, overcharging and over-discharge three safety guarantees. PS8 laptop adapters are included, they are omnipotent DC adapter, universal DC adapter, laptop DC adapter, IBM DC adapter, DELL DC adapter, SONY DC adapter, Toshiba DC adapter, Fujitsu DC adapter