These NFC tag coins are very suitable for a variety of purposes, including using smartphones to recreate Amiibo coins for Nintendo devices. I used a 25 mm

• You can use these NFC tag coins with resources such as the "Amiibo Bin File Complete Guide" and "Link's Amiibo Backup File" to create custom Amiibo coins for your Nintendo devices.
• These coins are not just limited to the use of Amiibo. You can use NFC technology for various other applications, such as using the NFC Tools app or Tasker.

You can buy NFC tag coins from online retailers such as AliExpress. These coins are pre-assembled.