ESP8266 Blynk RFID Door Lock Access Control SystemViral DodhiaOct 31, 20211 min readYouTube Tutorial:- Materials:-Nodemcu ESP8266RFID MFRC522 ReaderSolenoid Lock 12vRelay 1 channel12v BatteryWiresBreadBoardCircuit:-Blynk scan to make copy of my app:-Code:-ESP8266_Blynk_RFIDDoorLock_AccessControl.zipDownload ZIP • 3KB