Fangrui Product Details 1. Rapoo M350g Bluetooth2.4g Wireless Mouse Office Desktop Laptop Mute Mouse 2. Connectivity: Bluetooth 5.0, 4.0 And Wireless 2.4g 3. Feeling Type: Symmetrical 4. Working Mode: 3220 Optical Engine In Original Phase 5. Wheel Direction: Bi-directional 6. Sensitivity: 8001000120016002400dpi 7. Tracking Speed: Up To 30inchs 8. Acceleration: Up To 10g 9. Power Supply: 1 Aa Battery (not Included) 10. Size: About 10.8 X 6.4 X 3.5cm 11. Weight: About 65g 12. Features: 13. Compatible Phase 3220 High-performance Engine, Calibrated Core Components To Enhance The Accuracy Of The Mouse 14. Teflon Feet On The Bottom, Can Move On Leather, Cloth, Paper, Resin And Other Surfaces 15. The Top Cover Is Made Of Frosted Hard Rubber With Sun-bathed Surface Treatment, And The Soft And Hard Rubberized Side Grips Provide A Comfortable And Stable Grip 16. Dual Side Concave Side Grips, Curved Top Cover, Comfortable Fit 17. Left, Center And Right Buttons Adopt Soft Micro-actuation, Effectively Reducing The Use Of Noise, Suitable For Libraries, Dormitories And Other Quiet And Comfortable Environment 18. Simultaneous Connection Of Two Devices To Operate Desktop, Laptop, Tablet And Other Devices 19. Bluetooth, Receiver Mode (2.4g Mode) Through The Bottom Of The Mode Switching Key To Quickly Match Switching 20. 5 Dpi One-key Cycle Switching, Through The Dpi Button One-key Adjustment Cycle Switching, According To The Use Of The Scene, Personal Habits Make Jie Deployment Precision Needs 21. Usb Receiver Storage Compartment At The Bottom To Avoid Loss 22. Support Bluetooth 4.0, Bluetooth 5.0 And Wireless 2.4g Three Connection Modes, Stronger Connection Signal, Compatible With Multi-operating System