Features: 1. It can start Gasoline car below 6.0L, Diesel car below 4.0L, motocycle, boat , snowmobile, etc. when you encounter an emergency. 2. It can be used as a mobile power bank. With 89800mAh capacity, it can charge for 5V smart phone, tablet PC, camera, GPS device, MP3, wireless headphone, hand-held gaming machine, etc. The output voltage can be switched between 12V/16V/19V, indicated on the LCD screen. 3. It has LED flashlight function. Three modes available: Torch(40 hours), Quick Flashing(30 hours) and SOS modes(120 hours). Laptop Charging can be 3 hours and Smart Phone full charging 10 times. (Car Jumper cabability at full performance) 4. Starting a vehicle approximately 30 times After fully charged. (Car Jumper cabability at full performance) Specification: Battery capacity: 89800mAh LED illumination light with voltage output indicator and battery indicator. 12V / 16V / 19V voltage output indicator lights 12V / 16V / 19V ---