... 5V 60.5V Built-in Battery: 3.7V 6000mA Use:Mobile phone,Digital Cam,MP3.. Multi-function Mini Battery Charger: a) Bright LED ... Operating temperature: -30~ 50;h) Fits Mobile phones, MP3, MP4, Digital camera ,PSP,IPOD;i) Uses: travel, outdoor tourism, field visits ... , military;j) Technical Parameters: Built-in Battery: 3.7V 6000mA High-capacity polymer lithium battery Output Voltage: DC5 ...