Skin battery / battery

The batteries are often used in electronic equipments which need two or more batteries. People often take out the batteries from the electronic equipments in case of the damage to electronic products. But it is difficult to distinguish the used cells form all the batteries in storage.Skin Battery is a battery with changeable skin which will change colors according to the battery’s power. The skin will turn light when the battery is power off. In order to avoiding the waste of electricity as well as recycling the low power batteries efficiently,Skin Battery will help us to achieve the purposes with it unique color infomations.