If you’re prone to losing your keys, the BioKnob may be for you. The Bioknob is a biometric door lock with a fingerprint sensor in place of the keyhole. You can have up to 100 individuals fingerprints stored in the BioKnob. All programming and settings can be done at the lock itself, no external wiring required. Powered by rechargeable batteries with a low battery warning that will go off when 50 openings remain. After installation your first task is to find all those keys scattered around the front of your house.

[via Gizmag]

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