Juice up your phone with a emergency mini phone chargerr save your dangerously low battery with this tiny chargerr use aa batteries to give your phone an emergency charger attach this super portable charger to your belt wallet or keychainr input voltage 15 2v output 5v output current 500 1500mahr could charge your phone up to 40 in 30 minutesr available in black red or bluer output micro usb usbr charge up a emergency mini phone charger for 999 pound