Laser Page-turning Pen-16.921.6143mm

Size: 16.9*21.6*143mm
Remote control technology: RF2.4Hz
Control distance: 100m (open)
Interface: USB3.0/2.0/1.1
Battery: 360mAh lithium battery
Laser: red light
Continuous use time: about 16 hours
System support: Wind10/8/7/Vista/xp/Mac os10.4 and above/Andriod 4.0
Charging time: 3 hours

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