... , 1000mA 3. built-in battery: 3.7V,2200mAh mobile phone potable power charger:It has unique circuit design, which can indicate the ... is environmental friendly. So the portable power can meet CE, FCC requirements.without any external power, it can charge all the electronic ... is less than 5V, e.g iPod, iPhone, PAD, mobile phone, digital camera, MP3, Mp4 and so on. mobile phone potable power charger