Simple Orb Tool from photokina 2016

This is a lightpainting tool created for the photokina 2016. I assembled a selection of these and gave them to the visitors of the fair to introduce them to the world of lightpainting.
It is designed to be very easy to use and simple to build.

To assemble the tool you need:
* a pvc pipe with 14mm diameter usually used to put cables in a wall
* 5 5mm LEDs of wanted colors
* some wires
* a switch
* a button cell battery (CR2032)
* paint
* a rubber band
* (maybe a resistor)

Put the