This ESP8266 WiFi Shield based on ESP-12F, which is the new version of the ESP-12 with the Wifi chip ESP8266. Shop with affordable price on Makerfabs!
ESP8266 ESP-12 ESP-12E UART Wifi Wireless Shield Development Board For Arduino Mega UNO R3 Module Mega 3.3V 5V TTL Interface one - AliExpress
Arduino has discontinued this shield, please check out the Adafruit WINC1500 shield for a nearly-identical replacement with the same exact module, and
Arduino WiFi Shield 101
Cheap Arduino WiFi Shield With ESP8266 : 4 Steps (with Pictures) - Instructables
Buy Wholesale China Micro Sd Card Shield For Wemos D1 Mini Tf Wifi Esp8266 Compatible Sd Module & Sd Card Shielding at USD 0.37
Buy Arduino Motor Shield Rev3 Botland - Robotic Shop
WeMos D1 Mini 5/12V Wifi 1CH Relay Shield 0.66 inch OLED I2C for ESP8266 Arduino
ESP8266 ESP-12E UART WIFI Wireless Shield Development Board For Arduino UNO R3 Circuits Boards Modules ONE - AliExpress
ESP8266 WiFi Shield - RobotShop
OSOYOO MEGA-IoT Extension Shield for Mega2560 Board
ESP-07 ESP8266 Wifi Module Serial Wireless Manufacturers and Suppliers China - Pricelist - Kuongshun Electronic
(Unless the standard size arduino, such as Nano, Mini). Onboard ESP8266-12 stable industrial grade serial WiFi module, using an enhanced PCB antenna,
ESP-12E ESP8266 UART WIFI Wireless Shield for Arduino UNO R3 Mega
L298P Shield R3 DC Motor Driver Module 2A H-Bridge 2 way For Arduino UNO 2560
A.IR Shield ESP8266/ESP32 Tx, advanced infrared module - AnalysIR Blog
Buy Adapter for WiFi ESP8266 NodeMCU Lua WiFi Botland - Robotic Shop