Horsebiz Bamboo Wireless Optical Mouse Healthy Sweat-resistant Anti-radiation Wireless Mouse;

Features:
Eco-friendly bamboo material, solid construction, durable and recyclable;
Anti-static, bamboo is sweat-absorbent and antibacterial;
Anti-radiation, bamboo grain absorbs ultraviolet light;
Intelligent connectivity, no code required, plug & play.
The perfect streamlined design makes this mouse conform to ergonomic standard Support for the computer to sleep and wake up to make it more energy saving.

Specifications:
Housing Material: natural bamboo
2.4 GHZ Wireless Technology
Ultra-small USB nano receiver
DPI: 1200 /1600
Compatible with: Windows 95/98/2000/ME/XP/NT/Vista/Win 7/Win 8 and more Button working Life: over 3 million times
Powered by 2 pcs AAA batteries(Batteries not included)

User Guide:
1. The receiver is plugged in the battery compartment.
2. Take that out, drop in two batteries. Plug the receiver into your computer and it should start functioning right away.
3. Tap the bottom of the mouse DPI switch button to complete the 1200/1600 switch to satisfy yourself. Usually it is 1200 CPI.