highlightsForm Factor: Vertical Ergonomic Design,Posture Benefit: Aligns the palm naturally perpendicular to the desk, reducing lateral arm movement and minimizing wrist/arm fatigue during extended use,Surface Finish: Exquisite micro-grinding process with soft-touch coating for enhanced comfort and grip,Dimensions: 104 × 73 × 58 mm,Weight: 95 ± 5g,Color: Black,DPI/Resolution: 4-Level Adjustable (800 / 1200 / 2400 / 3200 DPI),Buttons: 5 Main Buttons + 1 Scroll Wheel (includes quick volume adjustment buttons),Switch Lifespan: Up to 5 million clicks,Tracking Method: Opto-electronic,Connection: 2.4GHz Wireless via USB Nano Receiver,Wireless Range: Up to 10 meters,Power Type: Built-in Rechargeable Battery,Charging: USB Type-C,Rated Voltage/Current: 3.7V / 8mA,Setup: Plug & Play (no drivers or software required),Operating Systems: Windows XP/Vista/7/8/10/11, macOS,Device Support: Desktops, Laptops,Ideal Environments: Office, Home, Outdoor Leisure & Entertainment