Master Lock 4400D Bluetooth Smart Padlock, 2"

Description

Highlights:
Body Width: 2"
Color: Black
Shackle Clearance: 7/8"
Shackle Diameter: 9/32"
Lock Material: Boron Alloy
Locking Mechanism: Ball Bearing Locking
Use your smartphone to open your lock with the free Master Lock Vault eLocks app
Your smartphone is the key, no keys to lose, nor combinations to forget
Share access with others, temporary or permanent
Monitor access history, and receive tamper alerts and low battery notifications
Backup access using directional code on lock keypad, when Bluetooth is unavailable