While surfing ebay for cheap kit I came across these colour changing shower heads - has anyone seen these or made one?
I'm curious how the water pressure powers the circuit?
Item description includes:
I'm curious how the water pressure powers the circuit?
Item description includes:
No battery needed, it is powered by the pressure of water,Very environmental.
Can be used more then 6000 hours.
Below 25 C,Lights Green.
From 26C -35C,Lights Blue.
From 36C -45C,Lights Red.
Above 46C -Red Strobe(Alarm).