Specification:
Item Type: Infrared Photoelectric Sensor ModuleSize: Approx.12.5mm / 0.5in, 10mm / 0.4in, 20mm / 0.8in, 23mm / 0.9inMain Chip: For LM393, cross-beam infrared head
Working Voltage: DC 5v
Output Form: Digital switch output (0 and 1)
Use Wide Voltage LM393 comparator
