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Automatic irrigation module DIY kit soil moisture detection automatic watering Pcb Etching Acid Solution Due to its built in

SKU 13569063589
4.3
USD170.00 USD203.00

Pay in 4 interest-free payments of $42.50 Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 12 - Aug 17

Description

Due to its built in low noise amplifier

51 single-chip

Wide gain bandwidth: 1

When LEnn is HIGH

Automatic irrigation module DIY kit soil moisture detection automatic watering Pcb Etching Acid Solution Due to its built inIntroduction: The fork shaped probe with two exposed conductors, acts as a variable resistor (just like a potentiometer) whose resistance varies according to the water content in the soil. This resistance is inversely proportional to the soil moisture: The more water in the soil means better conductivity and will result in a lower resistance. The less water in the soil means poor conductivity and will result in a higher resistance. The sensor produces

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