When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The What: LynTec has introduced a line of Xtend Power Control (XPC) remote relay modules and a ...

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 Mini Wireless I/O Module from SignalFire Wireless Telemetry integrates an antenna capable of a 3-mile range, which allows a pair of modules to communicate in a point-to-point mode or directly to a ...

Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...