【Rechargeable Smart Door Knob】The K10 Smart Door Knob features a built-in 400mAh rechargeable battery, providing 8-12 months of usage on a full charge. With a charging time of 4-6 hours, it supports only USB-A to Type-C charging cables and is not compatible with fast charging. Please fully charge the lock before first use. This keyless entry door lock also features a visual power display and a low-battery alarm function. Note that the battery is not removable and life may vary depending on how often the biometric door lock is used.
【Smart App Control】The smart lock offers a free app that allows you can add fingerprints, check unlock records, set auto lock, passage mode and privacy mode to provide a more convenient and secure using. Note: Control within Bluetooth Range. While door knob offline, please revoke door knob with fingerprint first and reconnect it.
【Three Unlock Methods】This smart knob door lock provides three different ways to unlock: fingerprint, App control, and backup keys, offering convenient keyless entry. Please refer to the manual for instructions on setting up fingerprint access in the app before use. In case the battery runs out, use a USB-A to Type-C cable for charging or emergency power (avoid using a Type-C to Type-C cable).
【Easy Installation】The fingerprint door knob can be easily installed with a screwdriver within minutes, fits most US door thicknesses from 35 to 55mm, and is easily replaced with existing door locks. Please check the dimensions before purchasing the smart lock. Smart lock door knob offers detailed installation steps and videos.
【Security Design Door Lock】Designed to provide convenience and enhanced privacy to homeowners. Easily switch modes by rotating your thumbprint around the smart door knob. The modes are passage mode, entrance mode, and privacy mode. Perfect bedroom door knobs with lock to keep unwanted guests like roommates or kids from entering your peaceful space.