Introducing our revolutionary new rechargeable battery - the USBCELL.This NiMH AA cell can be used like a normal battery and can be recharged simply by plugging into a USB port.With over 15 billion Alkaline batteries made and thrown away each year - wasting resources, C02 and creating toxic Landfill - USBCELL offers a eco-friendly alternative as can be re-used hundreds of times as no charge adaptor or cable is needed, saving you money, hassle and waste. Buy USBCELL today. Charge anywhere from any accessible powered USB, No need for a separate charger or cables when travelling. Built in intelligent USB charger, Easily charge cells in your game station and just swap over to continue play, Charging for just a few minutes provides extra hours of instant use for most input devices