Specifications Product name Intelligent indoor fingerprint lockProduct material Aluminium alloyProduct size 185 60 68mmUnlocking mode Fingerprint Password Swipe card Key TUYA APP optional TT lock APP optional Number of users Fingerprint Password Card 100 sets Battery capacity 6V Four number 5 dry batteriesBattery life 12 monthsMechanical key 2 PiecesFingerprint Semiconductor fingerprint headOperating temperature 25°C 70°CNumber of administrators Users 9 administrators 291 usersEmergency power supply Type C power supply interfaceApplicable category Wooden doors room doors etcLock cylinder size 60 70mm adjustable single tongue lock cylinderFeatures 1 Multiple Unlock Options Offers fingerprint password IC card key remote app unlocking and manual emergency unlocking 2 Enhanced Security Features an electronic anti locking mode and a trial and error alarm system 3 Fast Fingerprint Recognition 0 5 second fingerprint scan for quick access 4 Smart App Integration Optional Tuya and TTLock apps provide advanced lock management and unlock record tracking 5 Low Battery Reminder Warns users when battery power is running low 6 Emergency Unlocking Includes mechanical keys and a USB Type C port for emergency power supply Package includes 1x Front Door Handle 1x Reverse Door Handle 1x 60 70mm Adjustable Single Tongue Lock Cylinder 2x IC Card 2x Mechanical Key 1x Install Spare Parts 1x English Instruction Manual