Master Lock’s New Bluetooth® Padlocks

Introducing Master Lock’s first Bluetooth® Smart Padlocks, Model No. 4400D and 4401DLH. Master Lock’s new Bluetooth® technology eliminates the inconvenience of physical keys or forgotten combinations. With Master Lock Vault® eLocks, you will be able to unlock your lock, share access with guests, and get tamper alerts all in one place. Best Used For     …

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