Firstsing 4000mAh Portable Solar Charger Dual USB External Battery Power Bank

Double USB Output
Cell Type: Polymer battery
Battery Capacity: MAX actual 4000mAh
Input: Micro USB/5V 1A
Output 1: USB/5V 1A
Solar panel 5.5V 0.8W
Color: Red/Green/ Blue /Yellow /Black
Housing material :ABS +PC
LED indicator light show, at any time control power.
The use of advanced intelligent protection chip, the overcharge protection, discharge protection, overload protection,
short circult protection,Leakage protection and five heavy security protection.
The power supply output plug in USB port, data can be realized at any time,with charging mobile phone at anytime electric power demand, away from the power problems.