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· 1, imported normally open reed switch
· 2, the comparator output, the signal is clean, the waveform, driving ability, more than 15mA.
· 3, operating voltage 3.3V-5V
· 4, the output in the form: Digital switching outputs (0 and 1)
· 1, imported normally open reed switch
· 2, the comparator output, the signal is clean, the waveform, driving ability, more than 15mA.
· 3, operating voltage 3.3V-5V
· 4, the output in the form: Digital switching outputs (0 and 1)
· 5, a fixed bolt hole for easy installation
· 6 small board PCB size: 3.2cm x 1.4cm
7, wide voltage LM393 comparato