1PCS LilyPad Temperature Sensor Temperature sensor module #YT

1PCS AM2120 Temperature and humidity sensor probe 3 Lead length is 1.5/1M #YT

1PCS 2WD speed measurement intelligent tracking car counting module 2 motor #YT

1PCS IR Infrared Slotted Optical Speed Measuring Sensor Smart Car Wheel Counting

1PCS Infrared beam counting sensor beam photoelectric sensor slot optocoupler#YT

1PCS HC-020K photoelectric speed measurement four-wheel drive car measurement#YT

5PCS Intelligent car speed measurement module code disc counting sensor #YT

1PCS Turbidity sensor module Sewage water quality detection module #YT