The YL-333 Magnetic Antitheft Alarm is an easy to install security alarm system for doors and windows. This battery-operated device works on the principle of magnetic proximity detection. It can ...

From using existing wiring to repurposing old hardware or smart devices, keeping your home secure might not cost as much as ...

When homeowners think about burglar-proofing their house, they often first consider installing burglar alarms. But professional home-security experts offer different advice: “Secure windows and doors ...

Ring is best known for its video doorbells and security cameras but, alongside making one of the best video doorbell ecosystems, it also makes one of the best home security systems. Sold in various ...

Economical circuit of an electronic alarm, notifies you when your door or window is open, is presented here. This circuit wired around the Quad 2-input NAND Schmitt trigger IC 4093 (IC1) can be ...

Here's how to find an effective, affordable security system for your business.