HiLetgo 3pcs LM393 Rain Drops Sensor Weather Moisture Monitor Sensor Humidity Sensitivity Module Nickeled Plate 3.3-5V for Arduino
Product Price
$6.49
Product Review Score
4.62 out of 5 stars
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Additional Product Details
- The sensor uses high quality FR-04 double-sided materials, large area of 5.0 * 4.0CM, and nickel-plated surface, with oxidation resistance, conductivity, and life expectancy superior performance
- Comparator output, the signal clean, good waveform, strong driving ability, more than 15mA
- The raindrop board and the control board are separate, easy to lead the line
- TTL level output, TTL output valid signal is low. Drive capacity of about 100MA, direct drive relays, buzzers, small fans, and so on.
- Adjust sensitivity by potentiometer
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