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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Cable Length: 25cm
Static Current: 0
eliminate fake
Quiescent current: 5mA
Motor parameters:
MQ137 Ammonia Sensor for Arduino IOT platforms Cable Length: 25cmOne size : 32mm X22mm X30mm L * W * H Second, the main chip : LM393, NH3 gas sensing probe Third, the working voltage : DC 5V Four, characteristics: 1, with the signal output LED indicates ; 2 , dual signal output ( analog output , and TTL level output ) ; 3, TTL output valid signal is low ; ( lights lit when the output is low, which can be accessed microcontroller IO port ) 4 , analog output increases with the concentration , the higher the
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