SwitchMe 10000mAh Portable Charger Power Bank External Extra Battery Backup Built-in Micro USB Cable White *10,000 mAh* It was tested can charge a 1810 mAh phone up to 3.5 times. Recharging from empty to full takes 8~10 hours using a 1A charger, 4~6 hours with a 2A charger. *For Android phone with generic Micro USB charging port*, could use the built-in Micro USB cable to charge phone. Or use original Micro USB cable or high quality Micro USB cable to charge phone through the USB port which hide under the built-in cord to charge phone. *For iPhone and iPad user*, please charge the phone through USB port, please using original lightning cable to charge phone or there may be connection error shows on the screen. Please note it is a little not convenient for IOS users as you should pull out the built-in cable, then to use the USB port, it is an additional step. *What should I do when I want to bring it out?* It is not suitable for you to put it in pocket or carry it in purse, when you bring it out we suggest to put it in shoulder bag or backpack. *PACKAGE INCLUDED* - 1 x charger,1 x Micro USB charging cable.