Smart padlock immediately eliminates the hassles of traditional locks, no more forgetting where you put the keys, or forgetting the combination altogether. Features: [Multiple Ways to Unlock]Open smart lockbox using your password or swipe card, with your phone via the app, or by using the key. [Quality Design]Our smart key lock box is built with aluminum alloy, with weatherproof materials giving you the assurance that your keys and valuables are safely stored. Its premium construction allows you to safely use them inside or outside in cold or hot environments. [IP65 Waterproof and Dustproof]The upgraded IP65 dustproof and waterproof key lock box is suitable for outdoor use. No matter what the weather conditions are, smart lockbox will keep your keys dry and perform as expected. [Conveniently Portable]It's compact size and lightweight design make this combination padlock convenient to carry with you wherever you go. This small lock provides enhanced security. [Multi-scene Use]The electronic combination key box is suitable for residential communities, commercial offices, hotels and motels, car rental companies and property management companies. It can be placed in public areas, doorways, counters or parking lots etc. for easy access at any time. Specifications: Model: T55C, T55D (Optional) T55C Material: Aluminum alloy Unlocking Method: Password and swipe card and APP and key Battery: CR2 dry cell (Not included) Adaptable Temperature: -10℃-50℃ Waterproof Rating: IP65 Low Battery Reminder: Red light flashes when opened, display power in mobile APP T55D Material: Aluminum alloy Unlocking Method: Fingerprint and APP and key Battery: CR2 dry cell (Not included) Adaptable Temperature: -10℃-50℃ Number of Fingerprints Can Be Recorded: 100 Waterproof Rating: IP65 Low Battery Reminder: Red light flashes when opened, display power in mobile APP Item Size: 108 x 55 x 26mm or 4.25 x 2.16 x 1.02in Item Weight: 211g or 7.44oz Package Weight: 355g or 12.52oz Package Size: 14 x 10 x 3.8cm or 5.51 x 3.94 x 1.49in Package List: 1 x Smart Padlock 1 x User Manual (English)