Reed sensor module magnetron module

Module Features :
1, imported normally open reed
2 , the comparator output signal is clean, good
waveform , driving ability , more than 15mA.
3, the working voltage of 3.3V-5V
4, the output format : digital switching outputs ( 0 and 1 )
5 , a fixed bolt holes for easy installation
6, small PCB board size : 3.2cm x 1.4cm
7 , using a wide voltage LM393 comparator