... output: 5V, 1000mA 3. built-in battery: 3.7V,2200mAh mobile phone potable power charger:It has unique circuit design, which can ... SMT no-lead technology, which is environmental friendly. So the portable power can meet CE, FCC requirements.without any external power ... output is less than 5V, e.g iPod, iPhone, PAD, mobile phone, digital camera, MP3, Mp4 and so on. mobile phone potable power charger