Highest resolution: 1000dpi Transmission Frequency: 2.4GHz Reception: 10m / 32.81ft Number of buttons: 3 Roller direction: wheel make make Color: black, red, blue Size: 97.7 x 61.5 x 35.2m / 3.84 * 2.42 * 1.38in Weight: 71 g Battery: 1pc AA battery (not included) Support: Windows 8, Windows 7, Windows Vista, Windows XP, Mac, Windows 10, Mac OSX 10.8 or above