The Master Lock No. 4401EURDLH padlock features a robust metal housing that is 56 mm wide. The shackle, with a diameter of 9 mm, has a vertical clearance of 51 mm and is made from a boron alloy that is extremely difficult to cut or saw through. The phone/app interface offers keyless convenience that is quick and easy to use, providing better control and the ability to share access credentials with others. It works with the free Master Lock Vault Home app, available for Android and iOS. The locking mechanism includes anti-shim technology, ensuring maximum security. The limited 2-year warranty gives you the confidence of a trusted brand.

Bluetooth Lock: No key or combination needed; your connected padlock can be opened with your smartphone. An ideal solution for people who frequently forget keys or combinations.

Master Lock Vault Home App: Free for Android and iOS to manage secure access and activities, receive notifications for unauthorized access or low battery levels.

User-friendly: The padlock can be operated via smartphone or opened using the directional code on the keypad if a smartphone is not available.