Simple flower watering alarm led indicator

| June 21, 2014 Updated
Simple flower watering alarm led indicator

Very simple and fun circuit potted flowers ideal for watering alarm circuit 🙂 Circuit 3-volt battery is working with 1 2N2222 transistor LEDs and two resistors circuit with established flower in the land of water when you pull the LEDs lit irrigation when the LED stops

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Simple flower watering alarm test

source http://nurne.blogspot.com/2008/01/water-me-man.html

Published: 2009/07/12 Tags: ,



1 Comment “Simple flower watering alarm led indicator

  1. Electronics CircuitsElectronics Circuits

    Handmade Speaker (low power)

    It’s an interesting writer HiFi speaker mentioned that it was very simple, but I do not know how much is true for sure. Used in the laptop’s audio output

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