MODULE 1 RELAIS 5V - Microcell

MOSFET MODULE with Driver

5V-12V control signal of the TTL Can be used as module and appliance control There is a normally open and one normally closed contact Control DC or AC

DIYmall 5V Relay Module 1 Channel Relay Switch Microcontroller Relay Board Shield for Arduino ARM PIC AVR MCU (Pack of 3pcs)

Power Systems Design (PSD) Information to Power Your Designs

1CH Active H/L 5V OptoCoupler Relay Module

MODULE 2 RELAIS 5V - Microcell

Wireless Battery Type 12v Dc Photocell Beams For Electric Gates - Remote Control - AliExpress

5V Relay Module - 1 Channel - Low Level Trigger - Αντωνιάδης – Κέντρο εκπαιδευτικού Υλικού και Ειδών Χειροτεχνίας

Power Systems Design (PSD) Information to Power Your Designs

How To Make 5V Relay Module

How To Make 5V Relay Module

Keyes Brick One Relay 5V Relay Module with Optocoupler Isolation High Level Trigger Compatible with Micro Bit

Battery-powered Single Beam Infrared Sensor Photocell for Automatic Sliding Swing Gates Windows

TTL to Ethernet Module USR-TCP232-E2 - Sourcewell Devices

1CH Active H/L 5V OptoCoupler Relay Module