Obstacle Detector Sensor, Line Following Sensor, Proximity Sensor 10-12 cm range. Potentiometer for maximum range setting. It can be used to differentiate between black and white (can be used for line sensing). On board LED indication for detection Works on 5V or 3.3V input. It provides TTL compatible output.
Detection distance: 2 ~ 30cm
Detection angle: 35 ?
Comparator chip: LM393
3mm screw holes for easy mounting