A4Tech Battery Free Wireless Optical Mouse NB-57D RF Wireless Optical mice

Battery Free Wireless Optical NB-57D Innovative “2X button”
Just one click on “2X Button” straightly opens files and programs easily. Save time and improve efficiency.

OfficeJump Switch
With OfficeJump Switch, select up to 8 out of 24 various office command sets such as Copy/Paste, Delete/Reply All, and Zoom in/out, office work can be done in seconds!In addition, the 2nd wheel offers 4 quick functions: H-scroll, zoom in/out, page up/down, pre/next doc.

Wireless Optical
Wireless Optical Technology delivers high resolution with pinpoint accuracy. Enjoy the freedom to go Wireless without any tangling wires. Enjoy a clean and organized computing environment.

Intelligence 4th & 5th key
Intelligence 4th & 5th key Intelligence Auto-execute Page up/down. if you are running with the Internet Browser program, the 4th and 5th keys perform function as Page Up / Down.