Laser Page-turning Pen-142*19.2*17mm

Size: 142*19.2*17mm
Remote control technology: RF2.4Hz
Light: red light
Light distance: >200m
Optical power: <1mW or <5mW
Battery: AAA*1
Working voltage: 1.5V
Standby current: 30uA
Operating system: Windows, Apple, Android
Compatible interface: USB2.0 compatible with USB1.1, USB3.0
Receiver operating voltage: USB bus power supply (4.5-5.5V)
Remote control distance: 30m
Acceptable signal at 360°
color: White