Boo Self Generate Electricity System
product, 2008
designed by Kim jiyoun,Jeon Hwanju, Yang Soonyoun

Boo is a new form of an independent power dry cell charger which is environmentally friendly. It is designed for the way that people can charge a dry cell by playing with <BOO> as a boomerang. It can charge 3 AAA size dry cells by changing rotary motion energy of a boomerang to electricity.

BOO can protect inner devices effectively because its whole surface is surrounded by silicon. And, graphic in the middle of the product shows the amount of charge of the dry cell being charged.

When charging the battery is completed by using BOO like playing with boomerang, a graphic informing you of the complete of charging appears in front side.