Double E is a portable battery concept designed for outdoor camping and emergency situations. It is a combination of a portable battery and a mini power generator. The battery can transfer conscious and unconscious movements into electricity.
Based on simplicity style, a tip of the vintage element is blended inside of the appearance. The top material is scratched steel, which touches up more emotions into the simplicity of the appearance development.
Double E can be charged by micro-usb and hand shake. PCB board, electronic components, LEDs are hidden inside of the top unit.