Groove optical coupling plus relay module speed measuring sensor 12v RPM C18

Package Includes

1 Piece - optical sensor relay module 12v

you get whats in the picture

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

$ 15.00

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

$ 13.00

1 Piece Liquid Water Level Sensor Horizontal Float Switch Tank Pool TK0885 b18

$ 7.50

1 Piece Relay module basic 12V sensor robot switch SCM expansion on off A12

$ 8.50