• 2.4GHz wireless connectivity (USB receiver)

• 2 x AAA battery version (battery not included)

• Ergonomic designed to remit and prevent carpal tunnel syndrome

• Optical laser technology for precise control

• Easy to use, comfortable to hold, prevent mouse hand

• L/R mouse buttons, 2 thumb buttons, and a clickable scroll wheel, 2 dpi buttons(dpi +/dpi -)

• Plug and play, compatible with Mac/Windows

Specification:

• Item Type: Ergonomic Optical Mouse

• Resolution: 800dpi; 1600dpi; 2400dpi

• Button: 4 buttons and 1 wheel (middle  button)and 2 dpi (Adjustable )

• Maximum operating range: 10m

• Material: ABS

• Button life: 5 million times

• Power supply: 2 x AAA battery (batteries not included)

• System Requirements: for Windows 98/Me/2000/XP/Vista/Win 7/Win8/win10 or latest, for Mac OS and above

• Item size: 10*8.5*7cm

• Item weight: 80g(Including USB receiver weight)