2.4GHz Multifunctional USB Wireless PPT Laser Page Turning Pen Electronic Laser Pointer Pen, K200

1. Application scenarios: lectures, teaching, meetings
2. Wireless frequency: 2.4GHz
3.Remote control distance: 100m
4. Laser: Class 3R laser
5.Laser power: 5mW
6.Laser distance: 200m
7. Laser wavelength: 650nm (red light)
8. Operating system: Windows, Mac OS, Linux, Android
9. Battery: AAA battery x 1 (delivered without battery)
10. Working voltage: transmitter: 1.5V, receiver: 4.5-5.5V
11. Transmitter sleep current: 10uA
12.USB version (receiver): USB1.1/2.0/3.0
13. Dimensions: Transmitter: 105 x 40 x 30mm, Receiver: 24.7 x 13.8 x 5.14mm
14. Weight: 26 grams (including receiver)