|Item Weight||8 ounces|
|Product Dimensions||3.1 x 2 x 1.1 inches|
|Item model number||4400D|
|Item Package Quantity||1|
|Included Components||Indoor padlock|
|Battery Cell Type||Lithium Manganese Dioxide|
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Master Lock Padlock, Bluetooth Lock, 1-29/32 in. Wide, 4400D
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- PADLOCK APPLICATION: For indoor use; Compact design is best used for school, employee, athletic, and indoor storage lockers
- EASE OF USE: Use your smartphone to unlock Bluetooth padlock, or enter directional code on lock keypad for easy backup entry when your smartphone isn't present; Locker Mode setting allows for smartphone storage inside a locker
- SHARED ACCESS: Share temporary or permanent access via Bluetooth or keypad code with invited guests or coworkers, monitor activity, and receive tamper and low-battery alerts all from your free Master Lock Vault™ eLocks app for Android and iOS
- DURABLE DESIGN: Padlock includes metal body construction, boron carbide shackle, and anti-shim locking mechanism for improved strength and security; plus military-grade Bluetooth authentication and encryption
- DIMENSIONS: 1-29/32 in. wide lock body; 9/32 in. diameter shackle with 7/8 in. length, 13/16 in. width
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From the manufacturer
The Key is Your Smartphone
Master Lock Bluetooth Smart Padlocks turn your smart device into a key. With an advanced, easy-to-use app, you don’t have to worry about losing keys, forgetting combinations, or unauthorized key duplication. True keyless convenience provides greater control and flexibility as you share access with friends, family, colleagues and employees. Enjoy peace of mind as you monitor the lock’s activity and receive tamper alerts and low battery notifications. With anti-shim technology offering maximum security, these padlocks combine ergonomic features with strength, durability and reliability, making them the perfect choice for use at home, office, job site or school.
4400D Indoor Model
Best suited to indoor uses, including lockers for school, health club, workplace settings, cabinets, rental/storage units, and other indoor applications where shared access is desired.
- Keyless convenience: No need to worry over lost keys or forgotten combinations
- Gain greater flexibility and control: The Bluetooth padlock that allows you to share temporary or permanent access with guests or coworkers
- Built to fit most lockers: Locker Mode prevents an unlocked state when storing your smartphone inside the locker
- Enjoy improved speed and ease of use with free app
- Monitor access history and receive tamper alerts
- Simple backup access using directional code on lock keypad
- Easy to replace, readily available CR2450 battery (included)
- Receive low battery notifications on padlock and in app
- Battery jump feature provides temporary power if battery dies while lock is locked
Schedule guest access days, nights or 24/7; share temporary access via manual code.
View lock history, including registration, guest addition/deletion, unlock/open/relock activity, tamper and low battery alerts.
Multiple unsuccessful keypad entry attempts trigger email and app notifications.
Low Battery Alerts
Padlock LED, email and app notifications.
The Master Lock Bluetooth Indoor Padlock combines legendary Master Lock toughness with convenient Bluetooth technology. Unlock your lock, share access with guests, and monitor activity – all with one easy-to-use app. Whether you have your phone or not, you're always in control. Have your phone? Touch any button on the lock and open it. Phone not available? Just enter your directional code on the lock keypad. Security and control in the palm of your hand. Master Lock Bluetooth Indoor Padlock. For everything worth protecting.