The chipset used is LM393, and water sensor board.
The sense board has a size of 80mm X 54 mm. The LM393 board has a size of 32mm (L) X 11 mm (W) X 20 mm (H).
Working voltage: DC 5-24 V.
- Signal output indicator
- Single channel signal output
- Active low
- Adjustable sensitivity
- The board can output ON/OFF signal directly, and cannot output the analog signal proportional to the humidity