Product Specifications:<br> Product name: Tuya wifi smart door lock room lock<br> Fingerprint recognition: semiconductor fingerprint head<br> Color: black, brown<br> Product material: aluminum<br> Lock cylinder grade: C grade<br> Safety function: lift up and lock indoors<br> Applicable door type: wooden door, security door<br> Emergency charging: USB emergency charging<br> Password length: 6-10 digits (support virtual password)<br> Power supply: 4 AAA batteries<br> Information capacity: fingerprint/password/proximity card (3 administrators, 297 ordinary users)<br> Unlocking method: fingerprint, password, credit card, temporary password, key, APP control<br> Suitable for door thickness: 38-50mm<br> Specifications:<br> Feature<br> [1] One-stop management of Tuya APP, remote viewing of various reminders.<br> [2] Intelligent linkage door lock alarm, when the intelligent lock is abnormal, it will send an alarm in real time through the APP to protect the home safety day and night.<br> [3] 5 unlocking methods: mobile phone APP unlocking, password unlocking, IC card unlocking, key unlocking.<br> [4] Using multi-dimensional fingerprint recognition technology, combined with fingerprints, skin and conductivity, etc., multi-dimensional information realizes multi-dimensional fingerprint recognition, opening the door faster and higher security.<br> [5] Even at work, you can send a temporary password for visiting friends, housekeeping services, etc., and you can set the effective period and number of times of the temporary password according to your needs.<br> Package Included:<br> 1 x Smart Door Lock,<br> 1 x Accessory Bag,<br> 1 x User Manual