Dimensions: Mouse (height x width x depth): 97.7 mm x 61.5 mm  x 35.2 mm Mouse Weight: 70.5 g  with battery Nano receiver (height x width x depth): 6.6 mm x 14.4 mm x 18.7 mm Nano receiver Weight: 2.0 g  System Requirements: Windows 7 Windows 8 Windows 10 or later Mac OS X 10.8 or later Chrome OS Linux kernel 2.6+ USB port Technical Specifications: Connection Type: 2.4 Ghz wireless Wireless range: 10 m Battery: 1 x AA Battery life: 1 year