5PCS NEW Infrared emission Sensor module/KY-005 #YT

1PC NEW Fire detection Flame sensor plus relay module infrared reception #YT

5PCS NEW Micro SR602 human body infrared sensor module switch sensor PI #YT

5PCS Flame sensor module Fire source detection module infrared receiving #YT

5PCS Patch IRM-H638T/TR2 infrared receiving tube receiving head sensor #YT

5PCS Human sensor PIR module Infrared module pyroelectric infrared sensor #YT

5PCS Tracking obstacle avoidance module TCRT5000 infrared reflection sensor #YT

1PCS NEW MQ-2~MQ-139 Gas sensor module MQ-2/3/4/5/6/7/8/9 #YT