2.4GHz , stable wireless connection
  4 buttons
  Nano receiver, easy to install, plug & play
  Receiver can be hidden in the mouse shell
  Smart energy-saving
  Works on most surfaces
  Resolution 800/1200/1600dpi
  Working distance within 10 meters
  Button strokes life 3 million cycles
  System requirements Windows, Mac OS & Android
  Battery required AA x 1
  Dimensions 100 x 56 x 41.5mm (W x D x H)
  Net. weight 46.6g 
Rollo
Wireless

Rollo

Tron
Wireless

Tron