【Bluetooth Connection】Bluetooth 5.2 provides a stable and high-speed connection, and it incorporates advanced sensors that do not require drivers or software. Warning: This wireless Bluetooth mouse does not have a USB Bluetooth receiver. Simply turn on the Bluetooth function of your device, search for the mouse, and connect. It will automatically connect every time you open the device (supports Bluetooth 4.0/3.0/2.0). 【Silent Click Mouse】The quiet cordless mouse allows you to perform tasks efficiently without noise. By reducing click sounds by 90%, you can work with peace of mind without disturbing those around you. 【Portable and Ergonomic Design】The lightweight 50g mouse is easy to operate, can be stored in a laptop bag, and is perfect for carrying around. With 3-level adjustable DPI levels (800-1200-1600 DPI), you can freely control the speed of the mouse. The handmade perfect shape supports your hand and wrist in a comfortable and natural position, and can be used with either the right or left hand. 【Wide Compatibility】Compatible with most systems including Windows, Mac, Android, Linux, Surface, and Microsoft Pro. Compatible with notebooks, PCs, laptops, tablets, computers, Macbooks, iPads, and other Bluetooth-enabled devices. Easy pairing and stable connection. To connect to the iPad system, iOS 13 or later is required. To connect to the Windows system, win10 version or later is required.