Raspberry Pi: 8 Channel Relay + External Power Supply Tutorial and Example
22:40
Raspberry Pi: 16 Channel Relay how to with example software for automation projects
10:35
Using Relays and Relay Boards with the Raspberry Pi
11:41
Connecting a Relay Module to a Microcontroller
8:58
I Control EVERYTHING with this Raspberry Pi
10:15
5 Volt Relay (Raspberry Pi)
14:03
Raspberry Pi: 4-channel Relay step-by-step with example scripts for home automation
12:27
Raspberry Pi Relay Wiring + Code
12:40