Description: Newest Xiaomi Wireless Mouse, really a good choice for efficient work. Features: Ergonomic Design, high quality skin friendly coating, wear-resistant, dirt-resistant, comfortable touch. Plug & Play - No drive, comes with a tiny 2.4GHz BT receiver, just plug it and use. One AA Battery for long-term usage, energy saving, (battery variation based on user and computing conditions) 1000dpi precise positioning--accurate smart control, 2.4GHz wireless high-speed transmission Compatible with Macbook OS X 10.8 Windows 7 8 10 Works with Notebook, Chromebook, PC, Laptop, Computer, and more. Specifications Brand: Xiaomi Model: Wireless Mouse 2 Product Color: BlackWhite Receiving distance: 10m Connection: 2.4 GHz Work: Photoelectricity Number of keys: 4 Battery: 1 * AA battery (included) OS Support: Applicable to Windows 7 8 10 Mac OS X 10.8 or above Chrome OS Item size: Approx. 9.8 * 5.6 * 3.4cm / 3.82 * 2.2 * 1.32in Item weight: Approx. 82g / 2.87oz Package size: Approx. 10 * 6 * 4cm / 3.9 * 2.34 * 1.5in Total weight: Approx. 105g / 3.67oz Package List 1 * Mouse 1 * AA Battery