... faster, more efficient 2.CE,ROHS 3.LED lights Round Rotating 4400mah Mobile Power bank Specifications 1.Top chip, charge faster ... temperature:-5 ° C - 40 ° C discharge voltage:5V 1A Battery Type:lithium-ion polymer batteryCycle life:≥ 500 timesthe charging voltage: 5V ... :mobile phones, PSP, flat, MP4, PMPs, GPS and other Round Rotating 4400mah Mobile Power bank