Connection Mode: Bluetooth 5.2 + 2.4G. Connection Distance: 10m. DPI: 800-1200-1600. Number Of Buttons: 4. Charging Port: TYPE-C Port. Compatible system: Win/ios/Android. Material used: ABS. Dual-mode connectivity for low latency and a comfortable work experience. Ergonomic design with symmetrical shape for both hands and skin-friendly texture. Smooth metal roller with 3D engraved markings for precise sliding control. Three-stage DPI adjustment for optimal sensitivity.