Features:
2.4G wireless transmission, up to  10m transmission distance, fast and convenient to use.
Three adjustable DPI(1200/1600/2400DPI), sensitive response, smooth operation, accurate position.
Ergonomic design, fit the palm, comfortable feel, effectively reduce hand fatigue.
USB connection, no driver required, plug and play. The USB receiver can be placed behind the mouse for easy portability.
Slim and lightweight design, easy to carry and use.
5 million times click test ensures strong durability.
Wide compatibility, compatible with desktop computer, laptop, suitable for home, office and gaming use.
Specification:
Model: G838
Color: Black
Material: ABS
Connection: Wireless
Wireless transmission frequency: 2.4GHz
Wireless transmission distance: Up to 10m
DPI: 1200/1600/2400DPI
Interface: USB
Switch life: 5 million times
Power supply: 2*AAA batteries(not included)
Rated voltage/current: 1.5V/7mA
Operating system: Windows 98/ME/Windows 2000/Windows XP/Vista/Win7/Win8/Win10/Mac OS or latest version
Item size: 11.5 * 8 * 4cm /4.53 * 3.15 * 1.57in(L * W * H)
Item weight: Approx. 64.8g /2.29oz
Package size: 12 * 9.5 * 6.5cm /4.72 * 3.74 * 2.56in(L * W * H)
Package weight: 93g /3.28oz
Packing list:
1 * Wireless mouse                                                                                          
1 * USB receiver