Top 6 best home security cameras 2019
security for the house is quite important. if not usually at home, someone can break into your home at any time. that risk will increase if you travel a lot for days. and you
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How to use the old smartphone as an anti-theft surveillance camera
if you have just taken the phone and don't know what to do with your old smartphone, consider the possibility of turning it into a remote anti-theft camera.