Line Hunting Sensor For Arduino KY-033 One Channel 3 pin Tracking Path Tracing Module Intelligent Vehicle Probe Infrared Detection Sensor. Level TTL sensor output,can work directly with the microcontroller IO port 3.3 V or 5 V connected.
Working Voltage : 3.3V - 5V DC
Working Current : ≥ 20 mA
Operating Temperature : -10°C~+50°C
Detection distance : 2-40 cm
IO Interface : 3-Wire Interfaces (-/+/OUT)
Output Signal : TTL Level ( Low level when detecting objects/ high level when no objects/0 or 1 decides if objects exist)
Effective angle : 35°
Size : 28mm X 33mm