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How to Protect Your Cryptocurrency from Hackers? Hot & Cold Crypto...

We talk a lot about personal security and privacy when it comes to electronics. But nowadays, there’s a new area that we should focus...

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What is PIR Sensor?

How PIR Sensors Work in Spy Security Cameras and Home Alarm Systems? If you haven’t read about motion activated technology and infrared night vision, do...

Lithium-Ion Battery

Lithium-ion (or Li-ion/LIB) batteries are the most common type of batteries used for wireless devices. Be it cell phones, notebooks, camcorders or spy camera DVR’s....