(MLK4400D)MLK 4400D – 4400D Bluetooth Padlock, Indoor, Black/Silver, 1.9" Width by MASTER LOCK COMPANY (/)

Features a 1 29/32 in (47mm) wide metal body for durability. The 9/32 in (7mm) diameter shackle offers 7/8 in (22mm) vertical clearance and is made of boron alloy, offering maximum resistance to cutting and sawing. The smartphone/app interface offers spee

Use your smartphone to open your lock with the free Master Lock Vault eLocks app.

Never worry about a forgotten combination.

Share access with others, temporary or permanent.

Share 24/7 access or limit to days or nights.

Monitor access history and receive tamper alerts.

Backup access using directional code on lock keypad.

Low battery notification and reminder on padlock and in app.

Comes with easy to replace CR2450 battery.

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8110546 MLK 4400D