1. Strong Jump Starter power, 2. Ultra excellent battery built-in: wide work temerature: -55 75°c, powerful even in extra cold or hot weather. Super huge instant current output capacity at least 85% charge kept even 1 year storage no charing. 2000 times (10years) floating charging cycles life. light weight as high power density 3. 4 Lamps on shoulders & panel, LED bulb, 2 functions: red flash to warning & white lighting. 4. 3xDC 12V output for car electronics such as car fridge & car vacuum & car heated blanket using together 5.Fuse replaceable with spare fuse. 6. Air Compressor (Accurate digital gauge option), powerful motor &strong rubber hose & accuratetyre pressure gauge, 3pcs nozzle adptors for ball, tyre,air bed etc. 7. battery level indicator- 4 LED 8.Separate switches for lamp, air compressor, USB, 12V output, to aviod battery drain. 9. Strong & stable house but not heavy,excellent partner on your driving trip. 10. Two charging mode: AC charger & Car plug charger 11. Soft handle,warm feel,especially suitable for ladies. 12. Accessaries collection space, needn't worry chargers & adaptors losing