Many home insurance companies offer discounts for home security upgrades, though the amount of the discount will vary ...

There’s a huge market for 433 MHz alarm system hardware out there, from PIR motion detectors to door and window sensors. If you want to put them to work, all you need is a receiver, a network… ...

The Ring Alarm 14-Piece Kit wireless security system is comprehensive and reliable, and it's also affordable as it's on sale ...

The best DIY home security systems offer drill-free sensor installation, wireless connections and straightforward setup instructions. They connect to Wi-Fi, run on batteries or plug into outlets.

KERUI Home Security System Indoor Outdoor Weather-Proof Siren Window Door Sensors Motion Sensor Alarm with Remote Control More DIY, Wireless House Hotel Garage Shop Burglar Door Alarm, NO WIFI/GSM/APP ...

New Wi-Fi Motion Sensor and Free mydlink home mobile app work seamlessly with Wi-Fi smart plugs and Wi-Fi cameras for a complete DIY connected home solution ...

All you need is an Arduino, a motion sensor, a few wires and headers, and the code provided at the site below. Hit the link to see step-by-step instructions on how to put it together.