Crafted for your hand\n Enjoy extra comfort for your right hand through curved grips made from soft rubber.\n\n 18-month battery life\n Go longer between battery changes thanks to our energy efficient engineering. Plus, M280 automatically puts itself to sleep when you&153;re not using it.\n\n Smooth & precise tracking\n Get ultra precision & responsiveness with Logitech Advanced Optical Tracking.\n\n Plug-&-forget Nano receiver\n Plug it once & forget it. Nano receiver gives you a convenient & reliable wireless connectivity. Feature Feature Value Purpose Office Device interface RF Wireless Movement detection technology Optical Scroll type Wheel Buttons quantity 3 Buttons type Pressed buttons Movement resolution 1000 DPIScroll Y Recommended usage PC/notebook Number of scroll wheels 1 Scrolling directions Vertical Frequency band 2.4 GHz Form factor Right-hand Product colour Black Surface coloration Monotone Rubber grips Y Wireless range 25 m Plug & Play Y Power source Batteries Battery type AANumber of batteries supported 1 Service life of battery 18 month (s) Windows operating systems supported Windows 7 Home Basic, Windows 7 Home Basic x 64, Windows 7 Home Premium, Windows 7 Home Premium x 64, Windows 7 Professional, Windows 7 Professional x 64, Windows 7 Starter, Windows 7 Starter x 64, Windows 7 Ultimate, Windows 7 Ultimate x 64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x 64, Windows 8 Pro, Windows 8 Pro x 64, Windows 8 x 64, Windows Vista Business, Windows Vista Business x 64, Windows Vista Enterprise, Windows Vista Enterprise x 64, Windows Vista Home Basic, Windows Vista Home Basic x 64, Windows Vista Home Premium, Windows Vista Home Premium x 64, Windows Vista Ultimate, Windows Vista Ultimate x 64 Mac operating systems supported Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks Linux operating systems supported Y Width 67.9 mm Depth 38.4 mm Height 105.4 mm Weight 91 g Receiver width 1.87 cm Receiver depth 6.1 mm Receiver height 1.44 cm Receiver weight 1.8 g Receiver included Y Wireless receiver interface USBReceiver type Nano receiver Batteries included Y Package width 146 mm Package depth 85 mm Package height 205 mm Package weight 158 g Quantity per intermodal container (20ft)18560 pc (s) Quantity per intermodal container (40ft)38320 pc (s) Quantity per intermodal container (40ft, HC)43110 pc (s) Quantity per pallet 980 pc (s) Master (outer) case width 43.8 cm Master (outer) case length 11.8 cm Master (outer) case height 26.4 cm Master (outer) case weight 1.84kg Master (outer) case GTIN (EAN/UPC)50992060525416