Master Lock 5440D Portable Bluetooth Lock Box

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Master Lock 5440D Portable Bluetooth Lock Box 3-1/4 (83mm) inch Wide Electronic Portable Lock Box
MSRP : $234.76

Your Smartphone is the Key!

The Master Lock No. 5440D Bluetooth Portable Lock Box. Open and manage with your smartphone or with temporary or permanent codes. Monitor who visits and when through the App and notifications. Removable shackle can be managed with the App or a traditional code. Large capacity to hold key cards or traditional keys. Long life battery is easily replaceable. Solid body durability and coated surface to protect hardware and door finish. Works with the free Master Lock Vault eLocks App.

A Smarter Lock Box!

Share Access
Schedule guest access days, nights or 24/7; share temporary access via manual code.

Monitor Activity
View lock history, including registration, guest addition/deletion, unlock/open/relock activity, tamper and low battery alerts.

Tamper Alerts
Multiple unsuccessful keypad entry attempts trigger email and app notifications.

Low Battery Alerts
Padlock LED, email and app notifications.


Key Features:

  • Open and manage with your smartphone.
  • Use the FREE Master Lock Vault eLocks App for Android or IOS.
  • Can also be accessed by entering a traditional code on the keypad.
  • Schedule access now or in the future.
  • Provide permanent or temporary access.
  • Removable shackle for easy portability and installation.
  • Use the App or web to track usage.
  • Tamper alerts and low battery warnings.
  • Large storage capacity for keys and access cards.
  • Easy to replace battery (CR123A preinstalled)
  • 3-1/4" (83mm) wide metal lock body
  • Shackle diameter .4" (10mm); shackle clearance: 1.8" (46mm) high, 1.4" (36mm) wide
  • Warranty Info:  Limited One (1) Year Warranty. Visit for complete warranty details.
More Information
Manufacturer Master Lock
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