1. High efficiency of power conversion,safety circuit design,over charge protection,over-discharge protection,shortage protection
2. Safe and reliable, perfect for using on travelling and outdoor activity
3. Automatic constant current control prevents battery damage from overcharging
4. Interchangeable AC plugs for EU US
5.1 AMP per port for a quick charging solution
6. Around 2 hours for 100% full charged
7. Works with most devices that charge via USB,such as call phone,mini speaker,etc
Specification:
Material: ABS
Battery Type: Rechargable Li-ion Battery
Battery Capacity: 1220mAh
Voltage: 3.85V