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) ...

Waveshare RP2350-Relay-6CH is a Raspberry Pi RP2350-based industrial 6-channel relay module with an isolated RS485 interface, 7 to 36V DC input via a terminal block, and support for Raspberry Pi Pico ...

Impulse relay is a viable alternative for lighting control from multiple locations. In modernistic houses and apartments, lighting schemes to control lights from two or more locations are becoming ...

The 2-Channel Wi-Fi AC Relay Module is a smart device from Seeed Studio designed to control AC-powered appliances wirelessly. Its dual-channel configuration supports independent control of two loads, ...

Abstract: To investigate the response patterns of the relay module to conducted electromagnetic interference (EMI), a conductive susceptibility experiment was carried out using direct injection method ...

Waveshare ESP32-S3-Relay-6CH is a 6-channel WiFi and Bluetooth relay module based on Espressif Systems ESP32-S3 wireless microcontroller that also supports RS485 control and comes with headers taking ...

In this post we are reviewing the ESP-01 Wi-Fi Relay Module. It is one of the cheapest smart switches you can purchase currently for making smart home, internet of things, and other wireless do it ...

The relay repeater module accepts single contact closure inputs from logic solver trip outputs including the company's STA Safety Trip Alarm and the SPA2 Programmable Limit Alarm Trip. With three ...

Students develop and apply knowledge, understanding and skills relevant to the study of motion, how we describe it and what causes it. The Year 11 course develops students’ knowledge, understanding ...

NEW YORK--(BUSINESS WIRE)--Aqara, a leading provider of smart home products, today announced the availability of its Dual Relay Module T2, a new addition to the Company’s relay portfolio. Featuring a ...