Interactive Projector Pen

We are offering interactive projector pen. ir pens--for interactive whiteboards and interactive projectors
interactive writing pen (p30)：
replace the mouse to write and operate on the screen.
Specifications：
light emitted: infrared
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)
interactive pointer (l20)：
it is used to connect the telescopic pointer, most of the operation achieves by the press button on the body of the pointer.
the connecting use of the telescopic rod and pointer body is good for operating on the screen.
specifications：
light emitted: infrared
pen tip trigger switch: button activated
control buttons: 1 button
power requirement: battery aaax2
working current: 40-50 milliamp
pen body dimension: 41.5-60cm(length); 14 mm (diameter)
weight: 55g (exclude battery).