... what is going on! No battery require USB Webmail Notifier*Webmail Notifier connects to your private email account when you can not ... No battery require*White luminaire Blue,Red,Green indicator*Webmail Notifier supports:gmail,yahll,outlook,outlook express,POP3,etc.!*Easy operation ... software!*Powered by USB with 4 feet cables!*Every new mail will be associated with a sound!*Compatible with Windows Vista ...