Unlocking methods: face unlocking, APP unlocking, fingerprint unlocking, password unlocking, key unlocking, card unlocking, etc. 6 unlocking methods With anti-pry lock alarm function, it can better protect you and your family When friends come to play at home, you can set a temporary password to make entry and exit more convenient. If the fingerprints of the elderly and children are unclear and cannot be unlocked with fingerprints, they can use cards to unlock When the smart lock is out of power, you can use a mobile power supply for emergency charging to unlock, or you can use a mechanical key to unlock (equipped with 2 mechanical keys), Manufacturer: CCZRD