Reed switch sensor module
Imported normally-open reed
Comparator output, clear signal, nice waveform and driving ability, more than 15mA.
Working voltage: 3.3V-5V
Output format: Digital switching output ( 0 and 1 )
With fix bolt holes for easy installation
Small PCB size: 32mm x 14mm
Adopting LM393 comparator with a wide voltage
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