Reliable 2.4 GHz wireless connection High resolution 1000 DPI sensor Silent click Up to 12 months battery life Reliable 2.4 GHz wireless connectionEnjoy carefree wireless. The proven advanced 2.4 GHz standard offers you a range of up to 10 m and 360° coverage.The sound of silenceThe silent mouse switches allow you to use your mouse freely without disturbing others. This mouse is perfect for late-night projects at home, use at public places and while traveling. Mouse Frequency band 2.4 GHz Silent click Yes Buttons type Pressed buttons Buttons quantity 3 Scrolling directions Vertical Number of scroll wheels 1 Scroll type Wheel Movement resolution 1000 DPI Movement detection technology Optical Device interface RF Wireless Purpose Office Design Surface coloration Monochromatic Product colour White Ergonomic design Yes Form factor Ambidextrous Ergonomics Wireless range 10 m Power Service life of battery 12 month(s) Battery technology Alkaline Battery type AA Number of batteries supported 1