Battery type:Lithium ion batteryDimension:112*175*24 (mm)Weight:590gColor: silverCapacity:20000mAh/74WHRated input:DC:14V~24VRated output:DC OUT:12V,16V,19V;USB OUT:5V/700mAWorking temperature:-1050Charge time:around 2~4 hoursIdle discharge:less than 350uA

1.High capacity:20000mAh, is equivalent to 4-30 times of the common digital batteries.2.Automatically turn off if the mobile charger dosen't work in one minute.3.Prolong 2-4 hours working time for the notebook PC.4.Eight range capacity display ,blue LCD indication ,with the alarm and automatically turn off function when low power.5.Powerful compatibility, suitable for the general digital devices and notebook PC.6.Intellectual protection chip:for overcharge, overdischarge, overload and short circuit protection.7.Compatible with 14V~24V notebook adapter, achieve charging and discharging at the same time.