2 Pieces Relay module basic 12V sensor robot switch SCM expansion on off A12

Package Contains

2 Pieces -

Relay module 12v

see the video here

https://youtu.be/BalBKGcU9tY

1 DC-DC 150W 10-32V to 35-60V Mobile Power Supply Boost /step-up Module

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1 Piece 45mm 304 Stainless Liquid Water Level Sensor Horizontal Float switch B22

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1 Piece Basic 12v Relay module sensor switch on off C36

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