Keyless locks don't have cylinders to operate their deadbolts. Silicon chips, circuits and electric motors run the show. So after you swap one in, the chances of needing a locksmith to fix it are low.

The Sifely Keyless-Entry Fingerprint Smart Door Lock is on sale for Amazon Prime Day. The smart lock allows users to unlock their door with a passcode, fingerprint, fob, or smartphone.

The Teeho Keyless Entry Door Lock is on sale for $32 during Amazon's Big Spring Sale, which is 43% off the original $56 price tag. It boasts nearly 13,000 five-star ratings, and shoppers say it ...

The best keyless door locks on Amazon, including ones that auto-lock, have a flex-lock, need to be manually locked, have an LED light, don’t require batteries, and more. From brands like Kwikset ...

Keyless, keypad, and biometric locks are a convenience right up to the moment they're not. If your locks are failing for reasons you can't seem to prevent, it might be time to consider different ...

A basic keyless lock system is about four times more expensive than a traditional deadbolt. A push-button lock can be installed for around $200. Just punch in your pre-programmed code and you're in.

The touch screen of the iPhone 5, however, cannot hold a candle to the keypads on these new locks. Let your finger linger a fraction of a second too long and that accidental double “2” leads to pin ...

Most keyless smart locks are designed to accept power from a secondary source. For example, the Yale Assure Lock 2 can be temporarily brought back to life by using a 9V battery.