offices, and hotels, this Smart Key Cabinet provides versatile unlocking methods including One Time Password/APP Bluetooth/Fixed/Wi-Fi Remote/Key Unlock. Say hello to a seamless key management system and never worry about misplaced keys again. Features: ?KEY STORAGE BOX?This key storage box use OTP technology and does not require an internet connection. Being able to work offline makes our security products suitable for occasion with weak or no WiFi .Of course,you can buy another WiFi device to unlock it. ?HIGH-QUALITY KEY BOX?Our key box with code is made of heavy duty steel Easy to mount. The surface of the key box using powder sandblasting process, no fear of rain, snow and sunlight erosion, key box service life can be up to 5 years. ?APP Function? APP can generate otp code without internet connection, you can set one-time password, short-term effective password, or fixed password for guests according to your needs.you can use the APP check the password unlocking record, convenient for you to management the key. ?Multiple Unlock Ways?Unlock mode, OTP unlock,password unlock, key unlock, bluetooth unlock, set password expiration date unlock. ?MULTIPURPOSE KEY STORAGE BOX?Ideal for home, office, apartment complex, boat dealers, rental car agencies, car lots, body shops and more. Package Includes: 1 x Office Key Cabinet Lock Box Listing and template services provided by inkFrog