Feature 1Keyless entry smart biometric lock, 4 unlocking methods: fingerprint, password, Bluetooth APP, temporary password. 2Semiconductor fingerprint sensor, fast fingerprint recognition, 360 selflearning memory algorithm, more accurate. 3Concealed 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. 4When the wrong password is entered 5 times, the smart lock automatically locks for 5 minutes; any number of passwords can be entered before the correct password, and only the last few digits are the correct password to unlock. 5The user unlocks by the fingerprint and APP or password, and the administrator can find the record in the unlock record on the APP. 6USB charging port, intelligent charging, simple and convenient for using. 7With low voltage alarm, when the battery power is low, the smart lock will emit a low battery alarm. 8It can replace the standard singlecylinder American door lock, suitable for inside opening door, and the door thickness is suitable for 3555mm.Condition: 100% Brand NewItem Type: Door Handle LockMaterial: Zinc AlloyOptional Color: Chrome, BlackFingerprint Capacity: 20 GroupsPower Supply: 1 x 3.7V 14500 Rechargeable Battery (Built-in)Emergency Power Supply: USB ChargingRecognition Speed: 0.5sFingerprint Sensor: SemiconductorService Life:> 200,000 TimesUnlocking Method: Fingerprint / Password / App / Temporary PasswordApplicable Door Thickness: Approx. 35-55mm/1.4-2.2in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Lock Front Panel1 x Lock Rear Panel1 x Single Latch1 x Lock Box1 x Buckle1 x Screw Bag1 x Instruction1 x Mounting KitNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.