--- product_id: 159678281 title: "Key Lock Box with Code, Outdoor Lock Box for Realtors, Property Managers and Landlords, Ideal for Short-Term Rentals, Key Safe Holds 5 Keys, 5440EC" brand: "master lock" price: "Β₯54423" currency: JPY in_stock: true reviews_count: 2 url: https://www.desertcart.jp/products/159678281-key-lock-box-with-code-outdoor-lock-box-for-realtors store_origin: JP region: Japan --- # App-controlled access & monitoring Bluetooth-enabled smart security Weather-resistant to -40Β° Key Lock Box with Code, Outdoor Lock Box for Realtors, Property Managers and Landlords, Ideal for Short-Term Rentals, Key Safe Holds 5 Keys, 5440EC **Brand:** master lock **Price:** Β₯54423 **Availability:** βœ… In Stock ## Summary > πŸ” Unlock smarter, not harder β€” secure your keys with next-gen convenience! ## Quick Answers - **What is this?** Key Lock Box with Code, Outdoor Lock Box for Realtors, Property Managers and Landlords, Ideal for Short-Term Rentals, Key Safe Holds 5 Keys, 5440EC by master lock - **How much does it cost?** Β₯54423 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/159678281-key-lock-box-with-code-outdoor-lock-box-for-realtors) ## Best For - master lock enthusiasts ## Why This Product - Trusted master lock brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Seamless Integration:** Upgrade to Enterprise platform and sync with ShowingTime or BrokerBay for professional property management. - β€’ **Spacious Key Storage:** Generous internal cavity holds up to 5 keys or key cards securely. - β€’ **Smart Access Management:** Control entry remotely via Bluetooth or keypad codesβ€”no Wi-Fi needed. - β€’ **Real-Time Activity Alerts:** Receive instant tamper and low-battery notifications through the Master Lock Vault App. - β€’ **Robust Weatherproof Design:** Built to withstand extreme outdoor conditions down to -40Β° for year-round reliability. ## Overview The Master Lock 5440EC is a portable, Bluetooth-enabled lock box designed for realtors, property managers, and landlords. It offers secure, weather-resistant storage for up to 5 keys or key cards, with app-controlled access and real-time monitoring. Compatible with Master Lock Vault Apps and enterprise platforms, it’s ideal for short-term rentals and remote property management. ## Description Master LockKey Lock Box with Code, Outdoor Lock Box for Realtors, Property Managers and Landlords, Ideal for Short-Term Rentals, Key Safe Holds 5 Keys, 5440EC ## Features - For indoor or outdoor use; portable lock box is best used for key and access card storage; large internal cavity allows secure storage for multiple keys; weather resistant to -40Β°. Schedule access now or in the future. - 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 - Ideal for use on Airbnb and VRBO vacation rental properties, unmanned remote locations, and real estate - Master Lock Vault Home and Enterprise Apps are designed for personal use, supporting up to 10 locks. Can be upgraded to Master Lock Vault Enterprise business platform, and integrated with ShowingTime and BrokerBay scheduling management - 3-1/4 in. wide lock body, 13/32 in. diameter shackle with 1-13/16 in. length, 1-13/32 in. width; Internal dimensions 3-39/64 in. height, 2-1/2 in. width, 1-7/64 in. depth; Replaceable CR123A battery (included); Lock box is not intended to securely fit key fobs inside - For answers to frequently asked questions, troubleshooting, and technical support, see document titled User Guide in the technical specifications section of this page - Comes with easy to replace CR123A battery ## Technical Specifications | Specification | Value | |---------------|-------| | Manufacturer | Master Lock | | Part Number | 5440EC | | Product Dimensions | 2.86 x 8.26 x 12.19 cm; 500 g | | Batteries | 1 CR123A batteries required. (included) | | Item model number | 5440D | | Size | 1/4" | | Colour | Silver & Black | | Style | Portable | | Finish | Polished | | Material | Metal | | Pattern | Box | | Shape | Rectangular | | Item Package Quantity | 1 | | Number of Pieces | 1 | | Plug profile | Portable | | Special Features | Portable | | Included Components | Lock box | | Batteries included? | Yes | | Batteries Required? | Yes | | Battery Cell Type | Lithium | | Item Weight | 500 g | ## Product Details - **Brand:** Master Lock - **Special feature:** Portable - **Lock type:** Electronic, Key - **Item dimensions L x W x H:** 29 x 83 x 122 millimetres - **Material:** Metal ## Images ![Key Lock Box with Code, Outdoor Lock Box for Realtors, Property Managers and Landlords, Ideal for Short-Term Rentals, Key Safe Holds 5 Keys, 5440EC - Image 1](https://m.media-amazon.com/images/I/51O7QzFcuaL.jpg) ## Available Options This product comes in different **Pattern, Style** options. ## Customer Reviews ### ⭐ IMPORTANT!!! FOR EVERYBODY WHO HAVE OR WANNA BUY!!! *by M***. on 14 May 2023* This product may be open in 15 sec with little fire tourch or lighter melt a plastic on top and use a PHILIPS SCREWDRIVER to open ALSO owner did NOT get information about open because pins still closed!!! For EVERYBODY REMOVE FRONT PLASTIC COVER AND DRILL PHILIPS DESIGN SCREWS!!!!! ### ⭐ Has serious design flaws *by B***E on 7 January 2020* Can be opened in approximately a minute with a Phillips screwdriver. ## Frequently Bought Together - Master Lock Key Lock Box with Code, Outdoor Lock Box for Realtors, Property Managers and Landlords, Ideal for Short-Term Rentals, Key Safe Holds 5 Keys, 5440EC - Master Lock 5490D Retractable Lock Box Key Tether Small - Master Lock Key Lock Box, Outdoor Lock Box for House Keys, Key Safe with Combination Lock, 5 Key Capacity, 5400EC, Black --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/159678281-key-lock-box-with-code-outdoor-lock-box-for-realtors](https://www.desertcart.jp/products/159678281-key-lock-box-with-code-outdoor-lock-box-for-realtors) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-04-22*