... . Input: MicroUSB with 1A. Charging time: 5.4 hours by USB 1A. Working Temperature: -5°C ~ +55°C. Product Size: (L ... any design. FUNCTION Fashionable portable power, compatibility with electronic devices, working with All for Apple products, mobile phones, for Nokia, ... , and GPS,PSP,NDS etc. Working with for iPad2 Samsung Galaxy Tablet. Display: one working indicator, and three capacity indicators. ...