1. A sensitive sensor type photoresistor
2. The comparator output signal is clean, good waveform, driving ability, more than 15mA.
3. Adjustable potentiometer to adjust the brightness of the light detection
4. Working voltage: 3.3V-5V
5. Output format: digital switching outputs (0 and 1)
6. A fixed bolt holes for easy installation
7. PCB size: 3.2cm x 1.4cm
8. Wide voltage LM393 comparator
