HR202L Digital Temperature and Humidity Sensor Original authentic Wholesale Electronic for Arduino

Use:Humidity detection, humidity sensors, environmental humidity detection

Module Features:1 the use of high-quality HR202 humidity sensor;2 the comparator output, the signal clean, good waveform, driving ability, more than 15mA.3 with the potentiometer to adjust the temperature detection threshold4 the working voltage of 3.3V-5V5 the output form: DO digital switch output (0 and 1) and AO analog voltage output6 with a fixed bolt hole, easy to install7 small board PCB size: 3.2cm x 1.4cm8 the use of wide voltage LM393 comparatorProduct wiring instructions:1 VCC then the power supply positive 3.3-5V2 GND connected to the negative power supply3 DO TTL switch signal output4 AO small board analog signal output (voltage signal)