Suitable for nearly all kinds of mobile phones and digital products which have USB cable connector. Providing several different charging adaptors. Compatible with almost each kind of mobile phone and digital products with USB function. Charging for iPhone/iPad/iPod/MP3/MP4/GPS/cell Phone Bluetooth device, some tablet PC and other digital products. With a precise IC protector to safety avoid over-charging over-discharging and short circuit. Intelligent power manages solution: soft switch button, steady and high efficiency. 100% brand new Size: 6” * 3.5” * 0.75” Style: Wallet Fit for various mobile phones and devices. Warm Notice Please charge the power bank once every 3 months if the bank not be used for a long time. It is normal that the temperature of the power bank is a bit high during charging. Please keep the bank clean and dry, do not wash the bank with chemistry depurative. Please protect environment, do not abandon. Important Notice Do not let children and unqualified people use the power bank except there is a specialist guide them. Do not use it for any device without assigned output parameter: it might cause fire or explosion. Do not crash, dismantle, wade, damp and compress the power bank. Item Included: ONE Power Bank Three in one Charging Adapter