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Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — either via Bluetooth or Wi-Fi.
In order to use the ESP-01 Wi-Fi relay module, a programmer/programming adapter is required to program the ESP-01 module (see below). Also it is pretty easy to make your own programmer, or you can ...
Cytron 10A DC Motor Driver Arduino Explore IoT Kit Rev2 Arduino OPLA IoT Kit Digital Loggers IoT Relay 2 Adafruit Motor/Stepper/Servo Shield V2 Adafruit AirLift Shield with ESP32 Wi-Fi Coprocessor ...