59- Indonesia Light Sensor (SCR)
$20.95 – $70.95
This circuit uses a LDR and a SCR to fire the device when a cell phone screen lights up or a victim opens the package.
Choose “Full Kit (PCB + Parts)” for a solder kit that includes all required parts for the build, a quick reference card and support from our amazing community of makers.
Choose “Assembled and Tested” for a fully assembled and tested ready to use device and reference card.