The Master Lock No. 4400D Bluetooth Padlock features a 1-29/32" (47mm) wide metal body for durability. The 9/32" (7mm) diameter shackle offers 7/8" (22mm) vertical clearance and is made of boron alloy, offering maximum resistance to cutting and sawing. The smartphone/app interface offers speed, ease of use, and greater control with the ability to share access; with keyless convenience. The locking mechanism features anti-shim technology, offering maximum security. The 1 year limited warranty provides peace of mind from a brand you can trust.
- The free iOS and Android eLocks App is designed for personal use, supporting up to 10 locks.
- 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
- Battery jump allows for temporary access if battery dies while locked
- Locker Mode setting allows for storage inside locker.
- Lock Body Width: 1-29/32" (47mm)
- Shackle Dimensions: A: 9/32" (7mm); B: 7/8" (22mm): C: 13/16" (20mm)
- Color: Silver & Black