This affordable wireless mouse offers you more than a low price. It gives you the freedom to create without wires to tie you down. And our wireless mouse is contoured for either hand, so increasing your productivity is more effortless. It's never been easier to go wireless for less. Wireless convenience No more wires with the reliable 2.4 GHz wireless connection. Built to last Strict HP standards and guidelines ensure long-lasting quality. Contoured comfort A contoured shape designed for all-day comfort in either hand. Good to go With 2 AAA batteries included and no software to install you're good to go. Reliability you can count on Red LED technology and a 1,000 dpi optical sensor gives you exceptional accuracy and speed across a wide range of surfaces. Product color Silver Dimensions (W x D x H) 95 x 58.5 x 34 mm Package dimensions (W x D x H) 197 x 141 x 54 mm Weight 0.078 kg Package weight 0.14 kg Minimum System Requirements Windows 7 and above,[2] Mac OS 10.x and above, and Chrome OS.