How to use SD card with esp8266 and Arduino – 1 – Renzo Mischianti
Protector de tarjeta Micro SD para WeMos D1 Mini TF WiFi ESP8266, módulo inalámbrico SD Compatible con arduino, WeMos D1 Mini, 5 uds. - AliExpress
Micro SD TF Card Shield For Wemos D1 Mini WiFi ESP8266 Arduino Compatible US | eBay
SD Card Tutorial for Arduino, ESP8266 and ESP32
Compre Escudo De Tarjeta Micro Sd Para Wemos D1 Mini Tf Wifi Esp8266 Módulo Sd Compatible y Blindaje De Tarjeta Sd de China por 0.37 USD | Global Sources
Nodemcu Microsd Card Interfacing With Nodemcu | Nodemcu
SD Card Tutorial for Arduino, ESP8266 and ESP32
NodeMCU : Interfacing SD Card with ESP8266 - iCircuit
ESP8266 microSD card wiring [SOLVED] - Storage - Arduino Forum
Connect a microSD card to the ESP8266 or ESP32 using a microSD to SD adapter — Alex Lubbock
Wireless SD Card Reader using ESP8266 - Electronics-Lab.com
iot - ESP8266 12E NodeMCU 1.0 pin mapping for micro sd card? - Stack Overflow