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How to Make Water Level Indicator with Alarm

How to Make Water Level Indicator with Alarm



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2 comments:

  1. ikhsan_0919 May 2015 at 06:15

    what is using indicator (sensor) for full, 3/4, 1/2 and 1/4?

    ReplyDelete
  2. abc21 June 2015 at 04:26

    S1-4 is a 3-way switch?

    ReplyDelete

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