Product Specifications:Product name: Tuya wifi smart door lock room lockFingerprint recognition: semiconductor fingerprint headColor: black, brownProduct material: aluminumLock cylinder grade: C gradeSafety function: lift up and lock indoorsApplicable door type: wooden door, security doorEmergency charging: USB emergency chargingPassword length: 6-10 digits (support virtual password)Power supply: 4 AAA batteriesInformation capacity: fingerprint/password/proximity card (3 administrators, 297 ordinary users)Unlocking method: fingerprint, password, credit card, temporary password, key, APP controlSuitable for door thickness: 38-50mmSpecifications: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