Fingerprint Smart Door Knob for Home/Office

The smart door knob is equipped with an upgraded 160*160 fingerprint reader. Our fingerprint door handle uses advanced biometric technology to ensure that only authorized users can enter your home. When smart unlocking, we also give you 2 mechanical keys for emergencies. Let you purchase and use our smart door locks with more confidence. When the battery is dead, you can use the USB emergency charge to open the door and unlock it.

Say goodbye to keys! Fingerprint One Touch Unlock. Fingerprint door knobs are equipped with a 160160 pixel fingerprint sensor, recognizing your fingerprint in 0.1 seconds. Our fingerprint door lock provides easier and more convenient access to your home or office. It requires 4AAA batteries and can be used for up to 10-12 months. When the battery is dead, there will be a low-battery reminder, and it can be USB emergency charging.

High-precision fingerprint recognition. Fingerprint Unlock. Keeps door locks always open. Free access for children and elderly. Automatically locks when you leave your home to keep your family safe. When you want to delete a person's fingerprint, you only need to press the setting button for 7 seconds and then enter the fingerprint you want to delete, no longer have to worry about deleting the fingerprint and need to restore the factory settings! But the admin's fingerprint cannot be deleted individually.

Advanced gold fingerprint door knob: fingerprint unlock, back-up keys unlock. Adjustable door handle for left or right, 5s auto-lock and free passage modes. Fits most standard single-cylinder US doors. The simple installation takes minutes with a screwdriver(included). No extra drilling. Door thickness: between1-3/8"(35mm) to2-3/16"(55mm), adjustable latch2-3/8"(60mm)or 2-3/4"(70mm). Check your door size before purchase.

Your satisfaction is our greatest happiness. We not only provide detailed installation guide videos and clear user instructions, but also provide a 12-month warranty and free lifetime technical support. If you encounter any problems when installing and using our products, please feel free to contact our customer service. We are very willing and will solve your problem ASAP.

product information: