🔒【Five unlock ways unlock】Access by Bluetooth App, M1 Card, Pass code, key，fingerprint . Offer more choices for family, office，hotel，rental ，etc. | 🔒【Durable Desigh】Aluminium alloy lock panel, with acrylic Touch screen keypad， The smallest clutch with patent design, with 304# die casting stainless steel material, ensure the long years use for our door lock. | 🔒【Updated Manual Private Button 】 The Private mode can also operate by manual,When the private button on, other can not access in your private space.You can have a good rest .Or you can hold meeting without suspending by intruder.The button off， the lock can be unlock and other also can be accessed. | 🔒【Updated Semiconductor fingerprint】A updated fingerprint reader in the front panel handle which can read faster and not easy to copy ，also have high recognition rate，more safe for daily use. | 🔒【Updated Door Bell Funtion】Inform you when other ring your door bell and save money to buy other doorbell.