Feature:1. Dual Mode: It supports 2.4G and BT connection. The BT connection can connect two devices. As long as the tablet, mobile computer and other devices have BT function, they can basically be paired and used.2. Silent Mouse: Low decibel button click, giving you a quiet world, suitable for home, office, travel, etc.3. Three Level DPI: 80012001600 three level DPI, one key adjustable mouse movement speed, more accurate positioning.4. Comfortable Grip: Ergonomically designed to fit the curve of the palm for a more comfortable grip.5. Slim and Portable: Ideal for travel, easily fits into your laptop bag, super space saving.Specification:Item Type: Wireless MouseMaterial: ABSModel: M3DMConnection: Wireless 2.4g, BTWireless Distance: Approx.10m / 10.9ydDPI: 800-1200-1600 Three Level AdjustableBattery Type: 1 x AA Battery (Battery Not Included).Package List:1 x Mouse1 x Receiver