2019 cheapest laser pointer portable interactive marker pen for projection touch screen
Product Description
IR pens use Vishay TSAL6400 LED with 850nm specs, pressure sensitive tip switch, supporting Wii interactive whiteboard. Infrared technology, economic tools for setting up interactive education system, It is a low cost
solution for interactive whiteboard, very welcome in many developing countries.
Specification:
Interactive Writing Pen (P30):
Replace the mouse to write and operate on the screen.
Specifications:
Light Emitted: Infrared
Wavelength: 850nm
Pen Tip Trigger Switch: Pressure Sensing
Control Buttons: No button
Power Requirement: Battery AAAx2
Working Current: 40-50 milliamp
Pen Body Dimension: 16.5cm (length); 14 mm (diameter)
Weight: 40g (exclude battery)
Features:
*Perfect for Presentation, Tutorial and Offive Meeting use
*Utilizing the latest infrared technology
*Temperature: -40c to 85c
*In bevel polygon shape, not easy to tumble off the table, feel comfortable in hand
*Using stabilizing resistance prevents over usage of LED power consumption, greatly prolongs the life of IR LED
*LED protective cover is made of hard wearing engineering plastics, which is easy to replace and disassemble
