They are tags that allow your phone or tablet to communicate with a NFC enabled devices.
What they are used for?
for communicating with devices to transfer photos, business cards and much more.
How they work?
They are wireless with metal coil antenna inside which communicates with your NFC compatible phone.
Where are they being used?
In stores all around the world.
What is the maximum range?
About 4 Inches/10 Centimetres.
What is good about a NFC tag?
Well it can also replace your big heavy wallet in your back pocket.
What is a potential weakness of a NFC tag?
People can hack as it can be accessible to any phone unless it is locked.
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