Logitech R500 Wireless Presentation Remote Laser Pointer

Specifications Interface: USB, Bluetooth low energy technology and 2.4 GHz wireless connection Indicator Lights (LED): Battery and Connectivity LED Battery Life: 12 months + 1 extra week without a laser pointer Laser: Class 2 Max output: less than 1 mW System Requirements: Windows 10 or later / Windows 8 / Windows 7, macOS 10.12 or later, Chrome OS, Linux 2.6+, iOS 8 or later, Android 5.0 or later