Device Type: Wireless Mouser-OpticalWireless: 2.4GHz operation ,Optical motion trackingUnifying-compatible mice , 1xAA size batterySpecificationSensor technology: Logitech Advanced Optical TrackingResolution: 1000 dpiBattery life: 12 months*Battery type: 1 AANumber of buttons: 3Scroll Wheel: YesTilt function: NoUnifying-ready mouse: YesUnifying-ready receiver: NoWireless operating distance: 10 m (33 ft. )*Wireless system: Advanced 2.4 GHz wireless connectivityConnection Interface: USB receiverWhat's In The Box1 x Logitech M238 Mouse1 x Nano receiver1 x AA battery (pre-installed)1 x User documentation1 Year Local Manufacturer WarrantySystem RequirementsWindowsｮ 8/RT, Windowsｮ 7, Windows Vistaｮ, Windowsｮ XPMac OSｮ X 10.5 or laterChrome OS・Linuxｮ kernel 2.6+USB port Warranty Information1-Year Limited Hardware WarrantyPackage ContentsMouseNano receiver1 AA battery (pre-installed)User documentationDimensionsMouse (height x width x depth): 95.0 mm (3.74 in ) x 55.0 mm (2.16 in) x 38.7 mm (1.5 in)Mouse Weight (including battery): 84.0 g (2.96 oz)Nano receiver (height x width x depth): 14.4 mm (0.57in) x 18.7 mm (0.74 in) x 6.1 mm (0.24 in)Technical SpecificationsSensor technology: Logitech Advanced Optical TrackingResolution: 1000 dpiBattery life: 12 months**Battery life may vary based on user and computing conditions.Battery type: 1 AANumber of buttons: 3Scroll Wheel: YesTilt function: NoUnifying-ready mouse: YesUnifying-ready receiver: NoWireless operating distance: 10 m (33 ft. )**Actual wireless range may vary with use, settings and environmental conditions.Wireless system: Advanced 2.4 GHz wireless connectivityConnection Interface: USB receiverFor Any Query Please Contact Bizgram Asia Pte Ltd +65-87776955