AST Fingerprint Door Knob w/Auto Lock

This keyed door knob for home safety gadget is integrated with technologies of thumb print door lock. For user's convenience and home security, 3 in 1 unlocking ways are designed with auto locking function for exterior door lock set and thumb turn locking on interior door knob with lock. rechargeable battery can last up to 6 months after full charging . Main parts of this great door lock are made of high strength metal to make it suitable for child door lock, door lock hotel, childproof door lock, bedroom door locks with keys, bedroom door knob, locks for doors inside, smart garage door lock, indoor door knob as lock handle. Suitable for the common size of door cut-out for most of inside door lock, privacy door knob, lock for bedroom door and outside door knob with colors of matte black door knob and door knob brushed nickel, etc. Please be aware there is a distance limitation of remote Tuya app controlled as Bluetooth door knob without WIFI.[High Convenience]: The indoor door knob with fingerprint is an integration of convenience and security of keyless entry door lock with handle by 3-in-1 locking doorknob, including thumbprint (20 users), Tuya APP and 2 back-up Keys as biometric door lock and Bluetooth door knob with lock and key. Mute mode can be set by the APP.[Better Security]: This fingerprint knob lock has auto locking for exterior and Thumb Turn for locking locks for doors inside with high strength esign for better security. Smart door lock APP to manage the finger print door knob and . Interior snib design is with 3 functional modes including security, privacy and passage.[Robust Design]: Main parts of the digital lock are set made of diecasting metal such as zinc and Aluminum alloy, it is perfect for indoor doors such as bedroom door lock. IP54 waterproof design to this auto locking digital door knobs is applied for better reliability as outdoor lock.[Easy Installation]: Suitable for common cut-out of office door lock, smart door locks for front door, keyless entry door lock, bedroom door lock, apartment door lock, hotel room door locks, room door knob, pantry door lock, and garage door lock. Please refer to the installation instruction and video in the listing.[Quality Service]: Worry-free return policy (30 days) and prompt technical support by email, welcome to contact us for any problem during lifetime of this automatic door lock. Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item Warranty: 90 Day Woot Limited Warranty