HXSJ M80 2.4ghz Wireless 1600 dpi Three-speed Adjustable Optical Mute Mouse

Specification:1. Material: ABS.2. Critical life: 5 million times.3. Wireless distance: 10 meters.4. Work: Photoelectric.5. Battery capacity: 500mAh (rechargeable lithium battery).6. Resolution: 800dpi, 1200dpi, 1600dpi. (1200dpi default).7. Rated voltage / current: 3.7V / 18mA.8. Power type: rechargeable (charge time 2h, working time 150h).9. Button: 2 buttons and 1 round wheel (middle) and DPI button.10. System Requirements: Windows 98 / Me / 2000 / XP / Vista / Win 7 / Win8 / 10 / Vista Mac OS or the latest version.11. Product weight: 67g.12. Size: 11.25.82.5cm.