Logitech R500 Laser Presentation Remote Grey

Logitech R500. Wireless technology: Bluetooth/RF, Frequency band: 2.4 GHz, Wireless range: 20 m. Battery type: AAA, Battery life: 12 month(s). Wireless receiver interface: USB. Product colour: Grey, Presenter functions: Laser pointer, Wavelength range: 640 - 660 nm. Windows operating systems supported: Windows 10,Windows 10 Education,Windows 10 Education x64,Windows 10 Enterprise,Windows 10..., Mac operating systems supported: Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra