<br>High quality material, durable and reliable<br>Alloy material: sturdy and durable, anti-corrosion, anti-rust, long-term use as new.<br>USB charging: built-in rechargeable battery, support USB port charging, say goodbye to the trouble of frequent battery replacement.<br><br>Humanised design, experience upgrade<br>Digital input panel: simple and generous, intuitive operation, the elderly and children can easily use.<br>Unlocking record query: APP automatically records each unlocking time, mode and personnel, safe and traceable.<br><br>Usage Scenario<br>Family use: no longer need to worry about forgetting keys, family members can unlock the door at any time through fingerprints, passwords or APP.<br>B&B/short-term rental: landlords can set dynamic passwords for tenants, and the passwords will be invalidated automatically at the end of the rental period, so the management is more worry-free.<br>Office: Employees can unlock the door via fingerprint or APP, no need to carry keys, improve office efficiency.<br>Caravan/Warehouse: Centralise all keys and manage them remotely via APP, convenient and safe.<br><br>Notes on use and maintenance<br>Correct use<br>Before first use, please follow the instructions to download the APP and complete the device binding.<br>Regularly check the battery level and charge it in time when it is low to avoid affecting the use.<br>Maintenance and Cleaning<br>The surface of the lock box can be gently wiped with a damp cloth, avoid the use of corrosive cleaners.<br>When not in use for a long time, please switch off the power of the lock box and store it in a cool and dry place.