The Master Lock No. 4400D Bluetooth Padlock features a 1-29/32″ wide metal body for durability. The 9/32″ diameter shackle offers 7/8″ vertical clearance and is made of boron alloy, offering maximum resistance to cutting and sawing. The smartphone/app interface offers speed, ease of use, & greater control with the ability to share access; with keyless convenience. The locking mechanism features anti-shim technology, offering maximum security.
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- This item: 4400D Indoor Bluetooth Smart Padlock, 2-Inch Wide Body, 7/8-Inch Shackle Height, 9/32-Inch Diameter Shackle by Master Lock$47.99