NFC coin cards, you'll receive 10 pieces of NTAG215 NFC Coin Cards, compatible with Nintendo Switch, Wii U and 3DS systems. Portable NFC Card come with the plastic organizer sleeves that are a great way to store the card as a set. The round NFC card is 25 mm in diameter, small and portable to carry, laminated white PVC cards with glossy finish and waterproof pvc material, effectively protecting the NFC chip inside 504 Bytes Memory, for most people, these cards offer more than enough storage for typical uses (WiFi/Bluetooth connection shortcuts, Amiibo, business/ID card data, etc) at just under 504 bytes per card. Easy to operate: you just need to hover your phone over the NFC cards 215, and the data will be sent to your phone directly with no need of internal energy, battery, manual pairing, which is convenient and fast, also can be compatible and programmable with all NFC-enabled cellphones and devices NFC cards can be applied to outdoor intelligent advertising, product certification, mobile phone supporting label, WiFi pairing, electronic label shelf and business card, etc. Due to its multiple functions, the portable NFC card is a good gift for your families and friends, providing them with intelligent advantages