Usb green button,computer energy saving button,for pc energy saving device

Key Attributes.

usb green button, computer energy saving button, for PC energy saving device    USB Eco Button Features Low-cost and Easy to Operate     # Plug and play via USB # Press and make computer into a sleep mode, energy saving and environment protection # When button in sleep mode, the program, files and windows will remain and will not be closed, and Press the computer power button, the computer will return back the windows before you press the Eco button # Low cost and easy to operate # OS support: MS Windows98/98SE/ME/2000/XP/Vista, MAC10.3 and 10.5 is optional(excluded)