The Arduino-powered RFID Door Lock System (DLS) is an innovative solution designed to enhance home security through providing a convenient and reliable method for locking and unlocking doors. This system leverages RFID (Radio Frequency Identification) technology, comprising a RF module and a coiled antenna that emit high-frequency EM field. The key component of this system is the RFID tag, which allows users to unlock and lock doors effortlessly. The RFID DLS is simple to install and can be integrated with existing door locks, offering users the flexibility to continue using their original lock and key if desired. The compact and small components of the module ensure that it does not take up much space, making it an unobtrusive addition to any door. An LED indicator is included to notify users when the door is locked, adding an extra layer of convenience. This system is not only user-friendly but also cost-effective, making it an attractive option for average consumers looking to upgrade their home security. The use of Arduino technology offers a robust and customizable platform for the RFID DLS, allowing for future enhancements and integrations with other smart home devices. The Arduino-powered RFID DLS offers a modern and efficient approach to home security. It combines the benefits of RFID systems with the versatility of Arduino, resulting in a secure, convenient, and cost-effective solution. This system addresses the growing need for enhanced home security in a simple yet effective manner, making it a valuable addition to any smart home setup.