... is using 3V button battery for supporting its power. User could replace the battery by openning the battery cover when the battery power is low ... for Wii, for PSP go, for PSP3000, for PSP2000, for PSP1000, for Nintendo I, for Nintendo Lite, for Nintendo, for PS3 slim, for Playstation 3, for Playstation 2, for Xbox 360, Xbox,for ...