Driving 5V relay with ESP-01 - Project Guidance - Arduino Forum
How to use 5V Relay on Arduino
Amazon.com: 12Pcs 5V DC Mini Power Relay Auto PCB Relay SRD-05VDC-SL-C Power Relay 5 Pins DC Power Relay PCB Mount Electric Relay for Universal Household Appliance : Automotive
5V Single-Channel Relay Module - Pin Diagram, Specifications, Applications, Working
How to use 5V Relay on Arduino
In-Depth: Interface One Channel Relay Module with Arduino