Charge your devices on-the-go with this powerful 10000mah lithium polymer power bank with dual usb ports: voltag-10. It features two ultra-fast usb charging ports to charge any usb-chargeable device. Voltag-10 also includes automatic voltage regulation i.e. It provides an optimum output based on the device connected. Voltag-10 is compatible with all smartphones and tablets.Powerful batteryVoltag-10 features a powerful 10000mah li-polymer power bank. With this new promate voltag-10 you can fully enjoy playing your smartphone and tablets on travelling, shopping, da ting, etc. Even on the longest journeys, you can easily manage before you reach a charging station.Dual usb outputs support simultaneous smartphone and tablet rechargingAn outstanding feature of this portable charger is that it includes two usb outputs, the first of which being a 2a port and the second a 1a port. This means you can use it to simultaneously charge a smartphone as well as tablet devices including the ipad air 2 or samsung galaxy note 10.1.Automatic voltage regulationVoltag-10 features smart charging circuitry to provide your device with the perfect amount of power for a quick but safe charge. LED indicator always keeps you informedThe promate voltag-10 features built-in led indicators for a quick, easy way to check how much charge is left. Simply push the power indicator button, and the indicators will light up, displaying the current battery life or charging status.Superior quality for safetyTop circuit protection chip to ensure complete safety. It supports overcharging, over-voltage, over-current, short-circuits protection and temperature protection to protect your devices.Universal charging compatibilityKeep your devices charged on the go with dual usb charging ports. Equipped with built-in led battery indicator. Designed to work with all popular usb powered devices from iphones to android phones, tablets, photography gear, bluetooth speakers, headphones and more. Whatever usb powered gear you have got, we have got you covered.