Product Specifications: Product name: Tuya wifi smart door lock room lock Fingerprint recognition: semiconductor fingerprint head Color: black, brown Product material: aluminum Lock cylinder grade: C grade Safety function: lift up and lock indoors Applicable door type: wooden door, security door Emergency charging: USB emergency charging Password length: 6-10 digits (support virtual password) Power supply: 4 AAA batteries Information capacity: fingerprint/password/proximity card (3 administrators, 297 ordinary users) Unlocking method: fingerprint, password, credit card, temporary password, key, APP control Suitable for door thickness: 38-50mm Specifications: Feature [1] One-stop management of Tuya APP, remote viewing of various reminders. [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. [3] 5 unlocking methods: mobile phone APP unlocking, password unlocking, IC card unlocking, key unlocking. [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. [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. Package Included: 1 x Smart Door Lock, 1 x Accessory Bag, 1 x User Manual