2.4GHz Wireless MouseEnsures reliable connection with an increased working distance of up to 33 (15m) and eliminates delays, dropouts and interference.USB receiver hidden in the battery compartment Resolution Optical800/1200/1600 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces. Ergonomic DesignThe perfect ergonomic contours design provide all day comfortable even after long hours using. Also the led blue light can be switched ON/OFF by the switch button at the bottom which can bring you cool feeling. Compatible PlatformFor Windows 7, 8, 8.1,10 and Linux. Works for Notebook,Chromebook,PC,Laptop,Computer.(Battery NOT included) Warranty ServiceThis wireless mouse enjoys 45 days money-back and 12-month worry-free warranty.The USB Wireless Mouse will be switched off automatically when the Nano Receiver is disconnected, or the PC is power off Product Features: Ensures reliable connection with an increased working distance of up to 33 (15m) and eliminates delays, dropouts and interference.USB receiver hidden in the battery compartment; 800/1200/1600 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces. The perfect ergonomic contours design provides all-day comfortable even after long hours using. Also, the led blue light can be switched ON/OFF by the switch button at the bottom which can bring you a cool feeling. The USB Wireless Mouse will be switched off automatically when the Nano Receiver is disconnected, or the PC is power off Product : Working Type: Optical interface type Battery: 2 * AAA (not included) Optical Resolution: 1600DPI Mouse LED: Blue LED Light or red LED light Frame rate: 3000 frames / sec. Maximum acceleration: 20G Ultra-precise Scroll Wheel Customize DPI Switch: 800/1200/1600dpi Ultra-quite and Low-friction Resolution adjustable in driverless-free drive Switch Life: 5 million cycle Special Edition for Gaming,built-in weight Optical technology works on most surfaces Intelligent connectivity. no need to code, plug play Operating distance: 10M Rated working current: 6mA Transmission rate: 1mbil/sec Product size: 106*68*38mm Modulation method: GFSK Rated operating voltage: 1.9-3.6V Tracking system: optics USB: 1.1-2.0 Specification, no drive Wireless frequency: 2.402GHz-2.442GHz