Silent Multi-Mode Bluetooth Wireless Mouse for Windows, Mac, Chrome OS, Android and iOS platforms. Its universal compatibility and multi-mode wireless feature enables seamless switching between devices making it perfect for study, work or on the go use! Enjoy seamless use with lag-free, 2.4g connection for up to 3 devices: 2 using Bluetooth 3.0/5.0 and 1 using the 2.4g wireless dongle (included). Set up is simple — ensure the included battery is inserted and plug the wireless dongle into your device, and you're ready to go! Designed for user comfort, the silent click mouse is both ergonomic and ambidextrous. It also features 3 buttons with 1200 DPI.