Logitech M280 2.4GHz Wireless 3-Button Optical Scroll Mouse w/Nano USB Receiver (Black) MOU-MCEC/WLS-KYBM Logitech M280 2.4GHz Wireless 3-Button Optical Scroll Mouse w/Nano USB Receiver (Black) Logitech M280 2.4GHz Wireless 3-Button Optical Scroll MouseGeneral Features: Black color Advanced 2.4 GHz wireless connectivity 3-buttons Scroll wheel (acts as third button) Advanced optical tracking Includes a Nano USB Receiver 25m (around 80 ft) maximum 1000 dpi resolution Runs on one AA battery (not included) 18 month battery lifeUnit Dimensions: 1.5 x 2.5 x 3.8-inches (H x W x D, approximate) Weight: 3.2 oz (91g) Notes: Model: Wireless Mouse M280 P/N: 910-004298XProduct Requirements:: One (1) AA battery Available USB port Windows 10, 8, 7, Vista Mac OS X 10.5 or later Chrome OS Linux Kernel 2.6+ Logitech M280 2.4GHz Wireless 3-Button Optical Scroll Mouse Nano USB Receiver