NF Sensor Board - Mercury Switch Sensor (#12285)
Price: $6.99
NF Sensor Board - Mercury Switch Sensor (#12285)
This kit comes with all the components and schematic needed to complete the circuit. The kits is a very easy unit to assemble and could be used in many different ways! The Kit can be powered by 5 Volts DC to 15 Volts DC.
The sensor board can comes with a adjustable potentiometer for adjusting the sensitivity setting levels. LED indicator shows when signal is Live.
HERE IS A DEMO OF THE KIT WORKING: