Make An Auto-Locking Office Door with Smartphone Proximity Sensor

Pssst – want some high tech protection for your home office, or a secret lock for your “workshop” (ok, you got me, it’s actually a dungeon/gaming room) that the kids won’t be able to figure out? We’ve got you covered. Let’s build a DIY smart lock that automatically detects when you’re there, and locks when you’re not. …

Make An Auto-Locking Office Door with Smartphone Proximity Sensor Read More »