In many of the applications where you want to connect and control your tasks in automation and control, to your smartphone so that you can control the task whenever you want with just a click on your device. You can use separate microcontrollers and relay to do so or you can use this 5V Relay Module with ESP8266 to connect your single channel applications like garage door opener, coffee machine vender, toaster, TV switch etc. It is a simple and reliable way to get your automation task executed successfully. It has space for onboard ESP8266 WiFi Module which can connect with this relay module for easier control and smooth connection with app on your phone. Onboard ESP8266 WIFI module has three operating modes: STA (client), AP (hotspot), STA + AP (client + hotspot), according to the work of the module to select the corresponding WIFI module mode of operation. It has a short response time and very easy to program.
Specifications
Product Description

To use this module you need to use Serial Debugging Software and USB to UART conversion Module to send AT Commands to configure the WiFi Module. Configure it in any configuration you want it to be configured and away you go.
Package Contents
1× 5V Relay Module (Without ESP8266)
Due to the type of products we sell, we accept limited returns. Below are the conditions where we can accept a return request.
If you receive a product damaged during shipment, please notify us within 3 days of receiving the product, supported by proper pictures and a description. Once our support team accepts the return, we will provide a replacement or a complete refund, including the return shipping cost.
If your item looks different from what is shown in the image on our website, we will take the item back and provide a refund or replacement as per your choice.
We don’t accept returns for products damaged due to improper use. Moreover, we don’t accept returns if the ordered product is not suitable for a specific application. Please read the product specifications and datasheet carefully before placing an order. Returns are accepted only within 3 days from the date of delivery.
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