The term “cylinder lock” could mean a large number of different locks, but in today’s guide, we will focus on one type of cylinder –…
Tag: Security
A 4×4 keypad is a really useful Arduino project component, particularly for security access projects or projects requiring code inputs. One of the problems with…
As December draws closer, many families are preparing to go on vacation. In the northern hemisphere you’ll be looking for a cosy winter Christmas break,…
