Raindrop sensor module/rain sensor/large area raindrop module
* Distribution bit to adjust sensitivity
* A fixed bolt hole for easy installation
* Power indicator, the output signal LED indicator
* The comparator output, the signal is clean, waveform, driving ability over 15mA
* Wide voltage LM393 comparator
* A large area of rain board, more conducive to detect rain
* Board with positioning holes to facilitate installation
* Raindrops and control panels are separate, easy to wire leads