Check the listing for details. WeHere Smart Key Lock Box with APP Key Cabinet Wall Mount use Blutooth, 120 Keys. Condition: New. Listed at 94.99 USD. WeHere Smart Key Lock Box with APP, Key Cabinet Wall Mount use Blutooth, 120 Keys, OTP, Fixed Code Unlock, App Generates Codes Without Internet, Remote Authorization Great for Office, School, Realtors PRODUCT FEATURES Lock Type: Key Lock, Keypad Lock Control Method: App, Remote Shape: Rectangular Dimensions: 15 x 32 in Use in: Ideal for school, car sale company, office, apartment complexes, rental management companies, car lots, body shops. Smart Lock: This smart key lock uses OTP technology and does not require an Internet connection. It is the same technology for most online banking business. The app generates different access codes every time. You can generate the access code thousands of miles away from office. Unlocking: The lock can be unlocked by using a fixed password or by using a dynamic password. The dynamic password can be shared with temporary personnel with one click, and all passwords can be set with an expiration date. When the battery is dead, you can use the key to unlock the door. APP Funtion: APP Automatically generate one-time password, and at the same time will automatically record the usage record of the password.you can check the opening record of key box anytime and anywhere, which is convenient for you to manage the keys.