Ultraloq Smart Door Lock
Lock the door and throw away the key, save that prime pocket real estate for lint and every single gadget that you absolutely need to have with you at all times. Ultraloq Smart Door Lock is Bluetooth-enabled, features a touchscreen and a fingerprint scanner eliminating the mechanical key completely, but does give you an option to have one as a backup. The lock is able to store up to 95 different fingerprints and 95 different key combinations. It is durable, water-proof and dust-proof. Uses 3 AA batteries, with a battery life of 8,000 uses.