ITEM NAME:New MICRO SD TF CARD Shield FOR D1 MINI WIFI Arduno IDE Expansion Learni WJR Descriptio n Description: 1. Supporting D1 MINI use 2. Arduno compatible, programming with Arduno IDE 3.11XI/O pin 4.1XADC pin (input 0-3.3V) 5. Support OTA online Specifications: Material: PCB Color: picture color Size: 28*26mm Package Included: Read And Write Module *1 Long Row Mother *2 Short Type Mother *2 Ordinary Pin Header *2 Note: Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! New MICRO SD TF CARD Shield FOR D1 MINI WIFI Arduno IDE Expansion Learning Board.Arduno compatible, programming with Arduno IDE. Supporting D1 MINI use. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner.