Relay Buying Options For Controlling Lights (Links, Explanation)

Amazon Relays

Nilight 50003R Automotive Set 5-Pin 30/40A 12V SPDT with Interlocking Relay Socket and Wiring Harness-5 Pack, 2 Years Warranty
- https://a.co/d/iqn8xIs
Nilight 50044R 5 Pack Waterproof 40/30 AMP Heavy Duty 12 AWG Tinned Copper Wires 5-PIN SPDT Bosch Style 12V Automotive Relay and Harness Set,2 Year Warranty
- https://a.co/d/fxFRoIi
- This is the same thing as above, but this page has a good video for wiring instructions
5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolated High or Low Level Trigger 5v 1 Channel Relay Switch for Arduino
- https://a.co/d/h0EJS9b
- ChatGPT says I cannot use the 12V relay with the Raspberry Pi because the Pi is 5V. But I can use this inexpensive 5V relay to trigger the 12V relay on or off.
- ChatGPT says that it doesn't matter what amperage this relay is because it's not related to the powering of the device at all, only the 12V relay is.

Use this ChatGPT conversation to guide you. Talking about the relays is in in the 2nd half of the chat.