GeneralScroll Type : Scroll Wheel
Number of Buttons : 2
Hand Orientation : Ambidextrous
Connector : USB Type-A
LED Illumination : None
Wireless Connectivity : 2.4 GHz RF
Battery Requirements : 1 x AA
Maximum Battery Life : 12 Months
Full-Functionality OS Support : Chrome OS, Linux, Mac, Windows
Dimensions (L x W x H) : 3.8 x 2.4 x 1.4" / 97.7 x 61.5 x 35.2 mm
Weight : 0.2 lb / 70.5 g