Here's a quick, surprisingly effective hack: Turn your old smartphone into a fully functional security camera in just a couple of minutes.
Got an old smartphone lying around? Turn it into a home security camera in minutes. With the help of apps like Alfred Camera or IP Webcam, your unused device can monitor rooms, detect motion, and ...
Turn an Old Smartphone into a Security Camera: There is no longer a need for expensive CCTV systems to ensure home security.