Features: Webmail Notifier connects to your private email account when you can not, and let you know what is going on! It works in the background to inform you every time you receive a personal email and even the capacity of unread emails! No external battery required, power by USB Soft Illuminated Blue, Red, Green indicator Webmail Notifier supports: Hotmail, Gmail, Yahoo Mail, Outlook, Outlook Express, POP 3 mail Easy operating software Every new mail can be associated with a sound Compatible with Windows Vista / XP / 2000 Dimension: 74 x 47 x 30.5mm Weight: 62g Contents: USB Webmail Notifier User guide Installation CD Remark: Option to turn off emotional light. China supplier:Email : fangzhengcn@hotmail.com Skype ID : chanceller819