【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.
【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.
【Door Lock with Security Design】Crafted to make life easier and ensure privacy for those who reside in a home. Simply rotate your thumbprint to change between different modes on the smart door knob. The available modes include passage, entrance, and privacy. Ideal for bedroom doors to prevent unwanted visitors from disturbing your personal space.
【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.
【3-IN-1 Unlock Ways】The smart door lock with knob offers 3 unlock ways, fingerprint unlock, App control, and backup keys, making it the perfect keyless entry door lock. Note: Please follow the steps in the manual to set up the fingerprint in the app before you can use the fingerprint function. If the battery is depleted, please use a USB-A to Type-C cable for charging or emergency power (do not use a Type-C to Type-C cable).