Item Type: 2.4G Wireless Mouse Material: ABS Wireless Technology: Wireless 2.4G Working Distance: Approx. 10m / 10.9yd Number of Keys: 6 Positioning Accuracy: 800DPI,1200DPI,1600DPI Battery Specifications: Two AAA Batteries (Not Included) Support System: For Windows 2000,for Windows 2003,for ME,for XP,for Vista,for Win7,for Win 8,for Win10,for OS X,for Linux1Easily Use: 2.4G wireless technology can provide a stable and reliable wireless connection up to 10 meters. 2Adjustable DPI: 800, 1200, 1600DPI, high accuracy optical sensor, to meet your needs, you can customize it according to your needs. 3Ergonomic Design: The mouse's naturally curved grip and shape, it is not easy to fatigue after long term use. 4Convenient Connection: USB C receiver is located at the bottom of the mouse and can be easily plugged into the computer's Type C port without additional drivers. 5Wide Compatibility: Suitable for devices with Type C ports, support for Windows 2000, for Windows 2003, for ME, for XP, etc.Ship without battery.1 x2.4G Wireless Mouse 1 xType C Receiver