You need another app from play store to configure the relay module to connect to your WiFi network https://play.google.com/store/apps/details?id=com.cmmakerclub.iot ...

The WiFi Relay Shield is an Arduino compatible module that provides an easy way to control high voltage loads thanks to 4 independent channels equipped with photo-coupled mechanical relays ...

I would like to turn on my car's heated seats over a mobile/cellular network using my iPhone, and I'm trying to figure out the simplest path. I know very little beyond that goal, but I know that RF, ...

We have received the Seeed Studio 2-Channel Wi-Fi AC Relay for review. It is an IoT/Smart Home device featuring a 2-channel relay (wet contact) that operates over a WiFi network, and provides an ...

WiFIRCard is a credit card-sized ESP32-S3 board designed for home automation with two relays and a few GPIOs (headers and screw terminals) that can be controlled over WiFi 4 or an IR (infrared) remote ...

Abstract: Relaying is a key technology for millimeter wave communications to extend the range and to route around blockages. In practical implementation of relaying systems, probing is required to ...

What to do once you have a sprinkler system installed on your property: buy a sprinkler control system or make your own? The latter, obviously. [danaman] was determined to hack together a cheap, ...