Dual-mode wireless mouse with Bluetooth 5.1 and USB 2.4 GHz (two devices, one mouse) - Switch between devices with a simple control. Connect to one device via Bluetooth and to another device using the 2.4 GHz USB receiver. Note: Bluetooth mode and 2.4G mode cannot be used simultaneously. Compatibility and setup - 2.4 GHz mode: works with laptops, desktops or other devices that have a USB port or Type-C port; simply connect the USB receiver to start. - Bluetooth mode: supports Windows, Android and Mac OS. BT5.1 requirements: Windows 8.0/10 or higher; MacOS X 10.10 or higher; iPadOS 13+ or Android 5.0+. Please check or update the operating system before use. Rechargeable and energy saving - Built-in rechargeable battery with an attached charging cable; no battery replacement needed. - Automatic sleep after 10 minutes of inactivity to save power; wake by pressing any button. Quiet operation and responsive performance - Quiet left and right buttons reduce about 90% of noise, suitable for offices, libraries and quiet spaces. - 3-level DPI: 1000, 1200, 1600 to meet different tasks. Use scenarios - Multitask across devices in an office or home workflow by switching between Bluetooth and 2.4 GHz connections without re-pairing. - Quiet environments such as libraries or meetings thanks to silent-click design. - Travel or long work sessions with a built-in rechargeable battery and auto-sleep power saving.