Kensington K33374USA Wireless Presenter with Laser Pointer Type: 2.4 GHz Wireless Distance: Up to 65 Feet Receiver Interface: USB Laser Pointer Supported: Red Color: Black Dimension: 3.90 x 0.80 x 1.80 Weight: 0.35 lb. Operating System Supported: Mac OS X 10.11, Vista, Windows 10, Windows 7, Windows 8, XP |