2pcs Magnetic Reed Switch Sensor Module Board Shield for Arduino FREE USA SHIP


5 in stock



*** 2 Pack ***

Reed switch sensor for Arduino, STM32, ESP8266/ESP32, etc


  •     4-6VDC operation
  •     LM393 Chip
  •     Digital output (on or off)
  •     Dimensions:  3.2×1.9×0.7cm
  •     Weight: 4g
  •     Fixed mounting hole

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