Sutinna Smart Keyless Door Lock - Fingerprint & Bluetooth Electronic Deadbolt with App Control, Keypad Entry & USB Backup - Ideal for Home, Office & Airbnb Security (Black)

Feature:1. Low voltage alarm function, when the battery power is low, the smart lock will emit a low battery alarm.2. Enter garbled characters before and after unlocking the password, as long as there is a continuous correct password in the middle, the door can be unlocked to prevent people from peeping and trying to open the door.Specification:Conditon: 100% Brand NewItem Type: Fingerprint Handle LockMaterial: Zinc AlloyColor: As Pictures ShownLock Lever Size: Approx. 145 x 26mm/5.7 x 1.0inBluetooth Standard: Bluetooth 4.1BLESupport Mobile Phone System: Support for Android 4.3/for IOS 7.0 or aboveFingerprint Number: 120Number of Passwords: Custom Password: 120 groups APP Send Password: UnlimitedPower Supply: 4 x AAA batteries (not included)Emergency Power Supply: USB ChargingRecognition Speed: 0.5sFingerprint Sensor: SemiconductorService Life: >200,000 timesUnlocking Method: fingerprint/password/Bluetooth App/keyVoltage Range: 4.5-10VLow Voltage Alarm Voltage: 4.8VWorking Temperature: -20-70 Package List:1 x Fingerprint Lock Front Panel1 x Rear Panel1 x Single Tongue Lock Body1 x Lock Box1 x Lock Catch1 x Instruction Manual1 x Installation Kit Bag1 x Square Steel Bar2 x Key

Intelligent biometric lock, four unlocking methods: fingerprint, password, Bluetooth APP, key unlock.

Semiconductor fingerprint sensor, second-speed fingerprint recognition, 360 degree self-learning memory algorithm, extremely accurate.

The password handle can set a temporary dynamic password. If remote unlocking is required, one or a group of dynamic passwords can be set. After unlocking, the password automatically becomes invalid.

Real-time monitoring, after the user unlocks, the administrator can find the record in the unlocking record on the APP.

Four AAA batteries (not included) power supply, longer standby time. USB charging port, smart charging, simple and convenient.