Master Lock 4401DLH

Bluetooth key lock 4401dlh. Used to unlock with mobile phones. Through the application that is easy to use, do not worry about the key lost Don't worry about forgetting the code. And don't have to worry about being pumping the key Comes with flexibility in controlling in and out By sending passwords to friends or family members Comfortable by checking the in and out And there is a notification of attempts without permission The battery has run out. Suitable for use in the house in the gym or in school. 1 year warranty period.

Used inside the building. And outside the building is waterproof, suitable for fence, house, house, garage, storage, storage box.
Use mobile phones to unlock the key with Bluetooth. Or press the dedication button on the dial in an emergency case Or in the case that the phone is not with the
can send a temporary password or permanent password to other people.
Can see the history of in and out. Notified Entering without permission Out of battery notification via the Masterlock Vault Elocks app.
The key structure is made of metal. Covered with 2 pieces of weather protection materials, made of boron alloys.
Key rings to prevent exorcism. For agility in use.
Use CR2 batteries.