... .CE, FCC, ROHS, PSE 5200mah Power Bank for iPhone, iPad, mobile phones A. Specifcation:Lithium-ion polymer: 3.7V ... the power, the power will automatically start charging for the battery, at the same time the input ... Polymer battery. After being charged and charging fully for 800 times, the capacity is still higher than 70 ... matches the bag perfectly. 5200mah Power Bank for iPhone, iPad, mobile phones