1. 2.4GHz Wireless Connectivity (USB receiver) 2. Ergonomic designed to remit and prevent carpal tunnel syndrome. 3. Optical laser technology for precise control 4. Easy to use, comfortable to hold, prevent mouse hand. 5. L/R mouse buttons, 2 thumb buttons, and a clickable scroll wheel , 1 dpi buttons(dpi +/dpi -). 6. Specifications: Resolution: 800dpi ;1600dpi ;2400dpi. Button: 6 buttons Maximum operating range: 10m Material: ABS Button life: 5 million times Power supply: 1 x AA 1.5V battery (batteries not included) Voltage/Current: 1.5V/8mA 7. System Requirements: Windows98/Me/2000/XP/Vista/Win7/Win8/win10/Win11 or Mac latest.
