You can connect it to any home devices like Lights, Fan, TV and control it using eWelink app that you can download it from Google Play store or Apple Store.
This is D1 Mini V2 NodeMcu 4M Bytes Lua WIFI Internet Of Things Development Board Based ESP8266, it is a mini WIFI board based on ESP-8266EX. 11 digital input/output pins, all pins have interrupt/PWM/I2C/one-wire supported(except D0) 1 analog input(3.3V max input) and a Micro USB connection. The development board features WiFi-SoC ESP8266 and is made for fast Internet-of-Things (IoT) prototyping.
ESP32 is a popular low-power system on chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth, making it suitable for designing and prototyping IoT solutions.
NodeMCU has ESP-12 based serial WiFi integrated on board to provide GPIO, PWM, ADC, I2C and 1-WIRE resources at your fingertips, built-in USB-TTL serial with super reliable industrial strength CH340 for superior stability on all supported platforms.
ESP-01 Module for home automation, industrial wireless control, baby monitors, wearable electronic products, wireless location sensing devices, wireless positioning system signals and other networking applications.
