The Master Lock 5440EC Bluetooth Portable Lock Box provides superior security with its durable metal body and secure removable shackle. With the Master Lock Vault System and advanced Bluetooth technology, this lock offers military-grade encryption and user-friendly access control. Keep your property safe and secure with this top-of-the-line lock box. Master Lock 5440EC Bluetooth Portable Lock Box 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 CR123A battery Removable shackle for easy portability and installation Large storage capacity for keys and access cards Shackle Length: 1-13/32" Shackle Width: 1-13/16" Shackle Diameter: 13/32" Exterior Dimensions: 7-13/64" x 3-1/4" x 2-5/16"
