PRODUCT DESCRIPTIONProduct Description Tuya WiFi Home Biometric Bingerprint Smart Door Lock door lock finger Product NameHome Biometric Bingerprint / Password / Key / Electronic Smart Door LockMortise50*50 C/ C(small single tongue lock body ,60*85mm option)MaterialAluminum alloyUnlockSemiconductor fingerprint + MFcard + password + key + TUYA appDoor thickness45-70mmWarranty2 yearsPower supply4 AA batteriesAdvantageGlass panel,children deadbolt safty and Motor locking option Our survices 1. We provide 2% spare part for free;2. We provide OEM and ODM service;3. All items come with 2 years warranty;4. We provide our lock ,your safety and satisfaction5. Technical support will be offered through all the after-sales service.6. During warranty period, our factory will offer free service for replacement;7. Beyond warranty, we can also offer spare parts and maintenance with paid service;8. We have sent our locks to BE/ES warehouse, which will save a lot of transport cost for ourbusiness.