Rotatable Bluetooth mouse. Wireless connection via Bluetooth 5.0. Smooth, rotatable design suitable for both right and left-handed users. Connects via Bluetooth to up to three devices, which can be switched with the press of a button. LED indicator for low battery, showing when the battery needs to be replaced. DPI settings for mouse speed (1000, 1600 (default), 2400, 4000). Up to 24 months of battery life. Wireless comfort: Bluetooth connection. Enjoy plenty of freedom of movement without the hassle of tangled cables: This input device establishes a wireless direct connection to your Bluetooth-enabled computer. Unlike other wireless devices, no USB receiver is required, keeping your USB ports free for other peripherals.