Master Lock 5-5/16 in. H X 1-1/16 in. W X 2-7/32 in. L Metal Single Locking Bluetooth Weather-Resist

The Master Lock Bluetooth padlock features a 2-7/32 in. (56mm) wide metal body for durability. The 11/32 in. (9mm) diameter shackle offers 2 in. (51mm) vertical clearance and is made of boron alloy, offering maximum resistance to cutting and sawing. Secure your home or business with the Master Lock vault system for unmatched security, simplicity, and accountability using the latest Bluetooth lock technology from Master Lock. These locks withstand physical attacks and hacks, protecting your property with military-grade encryption and high-security features. Administrators control individual or system-wide lock access with our convenient app and web interface options, while users enjoy simple, secure access to assigned locks or lock boxes. The free Master Lock Vault Enterprise iOS and Android app and web interface are designed for business applications working with many locks and many users allowing you to easily monitor access with robust data and audit trails.