ESP8266 ESP-01 5V WiFi Relay Module

From the shop's description

The ESP8266 ESP-01S Relay Module is a compact and versatile device that combines the power of the ESP8266 WiFi module with a relay, allowing you to create smart home or IoT (Internet of Things) projects that involve controlling electrical appliances or devices remotely. This module is often used to build WiFi-enabled smart sockets, switches, and other automation systems. Here’s a description of its key features and functionalities Features: WiFi Connectivity: Enables remote control and monitoring of devices over a local network or the internet. Relay Switch: Allows you to control electrical appliances or devices with ease. Compact Size: Its small form factor makes it easy to embed in various projects. GPIO Pins: Provides additional pins for interfacing with sensors and peripherals. Serial Communication: Supports communication with other microcontrollers or devices via UART. Easy Programming: This can be programmed using the Arduino IDE or similar development environments. Versatile Applications: Ideal for home automation, IoT projects, energy-saving solutions, and security systems. Specifications: Microproessor: ESP8266 microcontroller with a 32-bit Tensilica L106 RISC CPU Wireless Connectivity: WiFi 802.11 b/g/n (2.4 GHz) for connecting to local networks and the internet. Relay: 250VAC, 10A Single relay switch (Normally Open) for controlling electrical loads GPIO Pins: GPIO0 and GPIO2 are commonly used for relay control and status indication Serial Communication: UART up to 115200 bps Power Supply: 3.3V DC Programming Interface: 4-pin header for programming and firmware flashing. TX and RX pins for serial communication. CH_PD (Chip Enable) and RST (Reset) pins for control Package Includes: 1 x ESP8266 ESP-01S Relay module relay WIFI smart socket