Our mouse feature Smart Wheel scrolling, which provides precise positioning and speedy scrolling depending on your needs. The ergonomic design of the mouse means that all users can enjoy the ideal comfortable fit. With advanced wireless technology, the mouse provides a strong and stable connection without interference, with free connectivity up to 10 meters. Customizable side keys bring you convenience. Adjustable DPI to meet your usage needs. Mouse with silent buttons, whether in the office or in the bedroom can provide you with a quiet and comfortable environment Item Name: Wireless Mouse Material: ABS Connection with Computer: 2.4GHz Bluetooth-compatible Applicable Models: Laptop Optical Resolution: 1000DPI Number of Keys: 5 Interface: USB Wireless Transmission Frequency: 2.4GHz Ergonomics: Support Adjustable Resolution: Three Levels Operating Distance: 10m Working Method: Photoelectric Wheel Direction: Four-way Wheel Battery: 1 x AA Battery (Not Included) Features: Dual Modes, Ergonomic, DPI Adjustable Size Details: L: 10.7cm or 4.21", W: 6.18cm or 2.43", H: 3.78cm or 1.49" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Wireless Mouse Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.