The 1433RF 12-24V AC/DC with Electromagnetic Lock; 12÷24VDC; with the Internal Memory manufactured by Lockpol is a type of electronic parts designed to secure a door or any other entryway using an electromagnetic field. It is designed to be installed on most doors, frames, and walls as long as they are of the correct specifications. The internal memory feature of the lock allows it to remember up to 30 user codes, which can be programed to provide different levels of access control. Additionally, the lock is designed to run on both 12 and 24 volt power sources, making it suitable for both AC and DC power applications. The lock features a robust and dust-proof design that is resistant to rust and corrosion and ensures durable performance. Finally, the 1433RF is a UL listed product and meets the safety standards of Europe.