Master Lock 4400EC Bluetooth Padlock

The Master Lock 4400EC Bluetooth Padlock provides maximum security with its boron alloy shackle and military grade encryption. With a 1-29/32in metal body, it is durable and offers 7/8in vertical clearance. Use the Master Lock Vault System app and web interface to easily manage access and track usage. Perfect for home or business use.

Master Lock 4400EC Bluetooth Padlock Features:

• Use your smartphone to open your lock with the Master Lock Vault 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 & receive tamper alerts
• Backup access using directional code on the lock keypad
• Low battery notification & reminder on padlock and in-app
• Comes with easy to replace CR2450 battery
• Battery jump allows for temporary access if the battery dies while locked
• Locker Mode setting allows for storage inside a locker