On-board LM393 voltage comparator chip and temperature sensing probe.
Support 5V/3.3V voltage input.
On-board the output signal indication, output effective signal is high, at the same time the indicator light up, output signal can directly connect with microcontroller IO.
Signal detection sensitivity can be adjusted.
Reserved a line voltage compare circuit. (P3 is leaded out).
PCB size: 30(mm) x15(mm).
1 x Thermal Sensor Module Temperature Switch