1PC Photodiode + Relay module Light control switch Light detection 5V 12V #TT

1PCS Photodiode plus relay module light control switch light detection 5V 12V#YT

2PC XH-M131 Photoresistor module 12V light-controlled relay Light switch #TT

5PC LED light non-touch hand-scan switch module 5V 12V 24V #TT

2PC NEW Voltage detection module, DC voltage trigger module, 12V #TT

1PC Soil Moisture module Soil moisture detection DC 3.3V -12V #TT

2PC Non-contact water level/liquid level detection sensor module #TT

2PC MAX30102 chip Heart rate detection module #TT