Amazon.com: Songhe ESP8266 NodeMCU CP2102 ESP-12E 4M Bytes Internet of Things WiFi Development Board Serial Wireless Module for Arduino IDE Micropython (5PCS) : Electronics
Modulo WiFi ESP8266 NodeMCU
Esp8266 Esp-01 Esp01 Esp 01 Serial Wireless Wifi Module For Arduino Transceiver Receiver Board For Arduino Raspberry Pi 3 Module - Integrated Circuits - AliExpress
LILYGO® TTGO T-Base ESP8266 Wireless Module WiFi Development Board for Arduino 4MB Flash I2C Port Compatible MicroPython NodeMCU
Módulo ESP-01 ESP8266 WiFi-Serial
Usando el módulo WIFI ESP8266
Amazon.com: ideaspark 3pcs ESP8266 NodeMCU CH340 ESP-12E WiFi Wireless Internet Development Board Serial Module with Micro USB Cable Works Great for Arduino IDE : Electronics
ESP8266 Wifi Bee (Arduino Compatible) - DFRobot
ESP8266 todo lo que necesitas saber del módulo WiFi para Arduino