Feature:1. Has fashionable appearance, and the design of the mouse accords with ergonomics and feels comfortable.2. This smart mini receiver can be quickly connected to the computer, and is easy to operate and easy to use.3. Uses professional optical positioning technology, which makes the positioning of the wireless mouse more accurate.4. Adopts unique intelligent circuit management design, which makes the mouse more powersaving.5. Made of highquality materials, and this mouse is sturdy, durable, not easily damaged, and has a long service life.Specification:Item Type: Wireless MouseMaterial: ABSConnection with Computer: USBWireless Transmission Frequency: 2.4GhzSignal Transmission Distance: Approx. 10m / 393.7inOptical Resolution: 800-1200-1600DPINumber of Buttons: 4Working Method: OpticalWheel Direction: Four-Way WheelBattery Specification: 2 x AAA Battery (Without).Package List:1 x Wireless Mouse1 x USB ReceiverNote:Ship without battery