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Updated- How to make a soil moisture indicator
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Ever wonder how a soil moisture sensor works? Look no further! Check out our tutorial video where we'll show you how to create an affordable and easy-to-use soil moisture sensor. This indicator is perfect for beginners who want to assess whether their indoor plants need watering.
Materials Required:
1) One LED light Emitting Diode
2) One transistor- BC547
3) One 470K ohms resistor (preferred) or two 1M resistors
4) One CR2032 coin cell holder (one slot)
5) One CR2032 coin battery
Materials Required:
1) One LED light Emitting Diode
2) One transistor- BC547
3) One 470K ohms resistor (preferred) or two 1M resistors
4) One CR2032 coin cell holder (one slot)
5) One CR2032 coin battery
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