YouTube Tutorial:- Materials:-Arduino UNO : https://www.flyrobo.in/arduino_uno_r3_with_cable_for_arduino_uno?tracking=5c723900abvrlRelay Module : https://www.flyrobo.in/5v_single_channel_relay_module?tracking=5c723900abvrlRFID Sensor : https://www.flyrobo.in/rc522-rfid-13.56mhz-reader-writer-module?tracking=5c723900abvrlSolenoid Lock : https://www.flyrobo.in/electronic-lock-catch-door-gate-12v?tracking=5c723900abvrlLED : https://www.flyrobo.in/1pcs-white-transparent-led-light-diode-5mm-ligh