Product Description

Specification:
Size:3.62" x 2.12" x 1.37"(The size of the mouse is measured by hand， hope you could understand that the error is allowed to 1-3 mm.)
The effective operating distance :10m

Feature:
Buttons: 3 buttons with 1 scroll wheel
Tracking System:Optical
Adjustable DPI: 1000/1200/1600
This wireless mouse significantly reduces the clicking noise.
The receiver does not require software and is small enough to leave in your USB port so you won't lose it
New generation of low power energy saving technology，providing intelligent energy saving sleep mode and power switch energy saving technology. Let your endurance and long life which eliminates the trouble of frequent replacement of the battery

Feature

The advanced 2.4GHz Wireless technology. 90% Noise Reduction.
Ergonomic design with soft grip.It will be more comfortable.
The 4 keys wireless mouse measures 4.13" x 2.7" x 1.37"
Precision control with 3 DPI settings: 1000 / 1200 / 1600.
2×AAA Batteries(NOT Included).Compatible with Windows 98/2000/XP/Win7/Win8/Vista/Mac
Item model num : 15020017