1)60°degree angle unique design, Ergonomic vertical mouse
MV20 2.4GHz wireless optical sensor,Max support 10 meters stable connect.
2)Silent click design
This is a wireless noiseless mouse,help you create a quiet working environment.
3)3 Levels Adjustable DPI,one key switching
Buttons: Left/Right, Forward/Backward, DPI, Scroll Wheel(middle button)
Wireless Version Resolution: 600-1200-1600 DPI Adjustable
4)High-end Surper free invisible engine
Super free invisible engine makes your mouse move freely on almost all surfaces.
5)9-month battery life
With Rapoo latest energy saving technology and power switch, you can use your mouse without power interruption for up to 9 months.
6)System Requirements:
Windows XP/vista/7,Windows 8/10,with USB port.

Specifications:
Size:117*76*69mm
Weight:90g(not included battery)
Transfer method: 2.4GHz wireless
Working mode:Optical engine
DPI:800/1200/1600
Power working:2*AAA Battery
Button:Left button/Right button/Middle button/Forward button/Backward button/DPI button
Package Contents:
Wireless Mouse (Without battery)
Nano Receiver
User manual