HR202 humidity sensor

Description

First, the long dimension: 32mm X 11mm X 20mm width
Second, the main chip: LM393, humidity resistance
Third, the working voltage: DC 3-5V
Four, features:
1, having a signal output indicative.
2, a single channel output.
3, the output valid signal is low.
4, case output switch for detecting humidity (not measure the percentage of specific humidity).
5, no drive.
6, the circuit board output switch! (Can be directly connected microcontroller)