The ESP8266 Relay 4 Channel is a nifty device for controlling four lights, devices, and other electronics through wifi. Ever wished you could control several devices with a single module? Enter the AC DC Amplifier Board and now you can! This smart little gadget lets you hook up to four appliances or gadgets and turn them all on or off remotely. Whether you need a way to turn on a lights remotely, activate a fan, or control a myriad of other household devices, the ESP8266 4 Channel WiFi Relay has you covered.
Add a 4 Channel Relay to your Home Automation project with the ESP8266 Relay 4 Channel Home Automation Board! One of the latest trends in today’s high-tech world is home automation technology; a theory that has been around for a while, that is now finally becoming more well known and relatively accessible for consumers to afford. Ideal choice for your DIY home automation system: Qingjun ESP8266 Relay 4 Channel board is a great choice if you need to control more than 1 device! Just plug the module into your system, and you'll soon enjoy newfound control.

Description: This is a 4-channel relay module board with LED indicators, It can be controlled by microcontrollers such as Arduino, AVR, PIC, ARM any other microcontroller operating at 5v. Picture being able to “virtually” turn on your bedroom light from your living room, or power up the coffee maker while still in bed. Now, all of these are made possible and more with the Relay Modules! This gadget is unbelievable which lets you remotely control your Appliances, hence making your life much easier and smarter.

4 Channel Step 1)Connect Your ESP8266 to a local Wi-Fi network and note down its IP address. Step 2) Enter any IP adresses & Switch on ESP board; It should be Range of your Hot Spot. If you’re somebody who likes tinkering and building their own electronic projects, the Qingjun ESP8266 Relay 4 Channel board is an essential addition to your toolkit. With four relay channels, this relay board from SainSmart is all you need to control up to four high-power devices on your DIY projects. Whether you are an experienced DIY-er or a novice, this module will bring your projects to the next level.

HMI-Human Machine Interface Relay 4 Channel ESP8266 Relay Module Remote Control Switch for IOT Smart Home Wireless Remote Control independently: for 4 devices independently control switch, can be adapt to most of home appliances. Automation is about making your life easier and simpler, this Qingjun ESP8266 Relay 4 Channel module will do just that. Allowing you to control devices from other devices remote and easy, you can create your own automation systems in your home or work-space. No need to manually turn on or switch off devices, make your life intelligent and more convenient.