[NFC] Find back!

How does the app work?

1. Use the app to find your current location and transfer it to an NFC tag.
2. Complete your excursion ...
3. Scan your NFC tag and get back to your starting point via Google Maps.

What is needed?
+ One NFC tag (day, check card, key ring, sticker, bracelet, implant)
+ A smartphone that supports NFC
+ The app: Google Maps to load the routes