LDR Module
Features:
1 Using photosensitive resistance sensor sensitive type;
2 Working Voltage:3.5V-5V;
3 Output form:Digital Switch show (0 and 1);
4 Fixed Bolt Hole,easy installation;
5 Small PCB size
6 the comparator output, signal clean, good waveform, driving ability is strong, for more than 15 ma;
7 with adjustable potentiometer to adjust light brightness;
.
Pin Outs:
External 3.3V-5V VCC
External GND GND
DO digital output interface, a small plate (0 and 1)