JOMAA Wireless Bluetooth Trackball Mouse with RGB Backlight,Finger Control, 3 Device Switch, Silent Rechargeable Ergonomic Drawing Office Mouse for Laptop, Desktop Computer, Tablet Phone

["✔ Dual Wireless Modes – Connect via 2.4G USB dongle or Bluetooth 5.0 (supports 2 devices simultaneously).","✔ Ceramic Trackball Technology – Red ceramic ball ensures smooth, jitter-free tracking and durability.","✔ Customizable CPI (200-1600) – Adjust sensitivity in 5 stages for precision tasks or fast-paced gaming.","✔ Rechargeable & Eco-Friendly – 930mAh battery (3.7V) with 30mA charging; LED alerts for low power (<3.3V).","✔ RGB Lighting + Auto-Sleep – Cycle through 4 dynamic lighting modes; sleeps after 30 seconds to save power."]