(keypad: columns and rows switching) So now you can see how the button presses can be translated into electrical data for use with a microcontroller. We can now start the real experiment with as ...

[Andrea] just sent us this great student hack he made for his room. He’s constructed an Arduino keypad door lock — without using any proper fastening hardware! The entire buil ...

The Yale YRD256 Assure Lock SL has an excellent interface that makes it simple to use, program, and adjust feature settings. The touchscreen buttons are easy to press, even with bulky gloves on ...

This electronic deadbolt from Schlage has a Grade 2 ANSI rating, which is fine for residential use. You may want a front door lock with more features than it offers, but it’s a good option for a ...

If you don’t need true smart features, the Brinks Electronic Fingerprint/Keypad Deadbolt with Pro-Guard is a capable lock at a decent price. Specifications and details This lock is a ...