So you want to control some mains electrical (or lower voltage) item using your phone, perhaps? This single ESP8266 plug-in controls a relay that is built in to the module. An Android app (.apk) ...

In electronic and industrial automation systems, relay modules play a crucial role by allowing low-power control signals to switch high-power devices. Selecting between a 5V relay module and a 12V ...

The ESC3B04 is a compact DIN rail-compatible relay board built around the ESP32-C3 Super Mini module for building Wi-Fi remote switches, voltage monitoring systems, motor control, timed automation, ...

Seeed Studio’s XIAO 6-Channel Wi-Fi 5V DC Relay is a compact ESP32-C6 Wi-Fi relay board built around the XIAO ESP32C6 module which supports Wi-Fi 6, BLE 5.0, Zigbee, and Thread connectivity. Designed ...

This project provides firmware for an ESP32-based relay boards which you can find in great number at Aliexpress, Amazon or Botland. Alternatively, you can use this firmware if you want to contol any ...

In today's fast-paced world, convenience is key. Dealing with the temperature fluctuations in your living space can be quite a hassle. For those who live in regions where the afternoons can be ...

IN - This pin is also called the control pin because it is used to control the output of the relay. COM - is connected to the device you intend to connect. NC - terminal is connected to the COM ...

We build this weather monitoring system using Arduino that provides information such as temperature and humidity on a color touch-screen display. It can also control the temperature through the ...