1.Smart door lock for indoor wooden doors Fingerprint /password /card /key /mobile phone graffiti APP 2.Adopt multi-dimensional fingerprint recognition technology, accurate identification Faster door opening and greater safety 3.Virtual password unlocking to prevent peeping and protect privacy Effective password protection, enter any password before or after the correct password As long as the correct password is entered continuously, it can be unlocked 4.Intelligent linkage door lock alarm When the is abnormal, the alarm be sent in real time through the APP Fit Door Thickness:30-50mm Suitable Door Type:Steel Door,Wooden Door,Brass Door,Stainless Door Connectivity:Bluetooth Color: As Shown Material: ABS Package Contents: 1 x Smart Door Lock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.