Master Lock Lock Box, Electronic Wall Mount Key Safe, Bluetooth iOS/Android App and Keypad Codes, 3-1/4 in. Wide, 5441EC

The Master Lock 5441D Bluetooth Wall-Mount Lock Box. Open and manage with your smartphone or with temporary or permanent codes. Monitor who visits and when through the App and notifications. Easily installed using hardware supplied with the lock box. Large capacity to hold key cards or traditional keys. Long life battery is easily replaceable. Solid body durability and coated surface to protect hardware and door finish. Works with the free Master Lock Vault locks App.

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For indoor or outdoor use; wall mount lock box is best used for key and access card storage; large internal cavity allows secure storage for multiple keys; weather resistant to -40°
Share temporary or permanent access via Bluetooth or keypad code with invited guests (Wi-Fi connection is not required to operate); Monitor activity, and receive tamper and low-battery alerts
Master Lock Vault Home app is designed for personal use, supporting up to 10 locks. Can be upgraded to Master Lock Vault Enterprise business platform for an additional fee, and integrated with Showing Time scheduling management
3-1/4 in. wide lock body; Internal dimensions 3-39/64 in. height, 2-1/2 in. width, 1-7/64 in. depth; replaceable CR123A battery (included)
For answers to frequently asked questions, troubleshooting, and technical support, see document titled User Guide in the technical specifications section of this page
1/21/20 app update: Master Lock launched Master Lock Vault Home to replace Master Lock Vault eLocks. Master Lock Vault Home features an enhanced user experience, improved functionality, and allows you to import your locks and guests from your current account