... I touch GPS PSP USB music speaker Bluetooth products USB AA/AAA battery charger Digital camera Tablet PC Mobile Phone(Nokia ,Samsung ... standard USB ports, it will most likely compatible with this power bank! How to use?Display charge state: press the button, LED ... devices to the OUTPUT1, or OUTPUT2, press the button, the power bank is charging. 5000mAh Portable battery power bank for iphone 4 & 4S