2.4GHz wireless digital transmission, operating distance up to 10 meters; High quality ergonomic design, comfortable to hold. Powered by 2 AAA batteries (not included), Dimension: 4.56 (L) * 1.71 (H) * 2.28 (W) inch, Net weight: 2.29 oz, 1600 DPI, 3 buttons (Push the top cover to find the USB receiver and battery compartment). Design: Elegant & Beautifully Detailed Car Shaped Design Headlight. Top Quality. Plug and Play, no drive is needed, power saving function, if the mouse is not used for a short time, it will turn into power saving mode to save power.
