The infrared barrier modules obstacle avoidance Dolly obstacle avoidance sensor  black-and-white line recognition adjustable arduino
Infrared reflective Photoelectric Switch IR Barrier Line Tracking sensor TCRT5000L Arduino compatibile Tracking module; obstacle avoidance module; tracing sensor; TCRT5000 infrared reflective sensor
Kit Remote Control Infrared 38Khz 2PCS SENDER+ 2PCS RECEIVER + BATTERY
infrared Correlation Photoelectric Sensor Module arduino compatibile
Microcontroller infrared remote control module + receiver head HX1838 + NEC coded infrared, remote control
2PCS 38Khz Universal IR Infrared Sender LED arduino compatibile   2 PEZZI
2PCS 38Khz Universal IR Infrared Receiver TL1838 VS1838B arduino compatibile 2 PEZZI