10Pcs NFC Sticker NFC Tags Anti-Metal Auf Metall Tag,NTAG215 NFC Sticker,504 Byte Speicher - kompatibel mit iPhone Kurzbefehle iOS App Homekit | Android Smartphone Apps

10 x blank white NFC anti-metal on metal tag/NTAG215 NFC stickers, 25 mm (1 inch) round, paper material, writable, 3M self-adhesive back. (for metallic/conductive surfaces)

Designed for use on metal surfaces including aluminum and electronic surfaces. But do not use on liquid bottle surface. White PET sticker is waterproof

NTAG 215Chip works with 13.56MHz, 504 bytes or rewritable and optionally password-protected or permanently lockable memory (100%+ the amount of memory as NFC NTAG215) can be used to share contacts, open websites, launch applications and change mobile settings, etc.

504 bytes of memory: For most people, these cards offer more than enough storage space for typical applications (WiFi/Bluetooth connection shortcuts, amiibo spoofing, business/ID card data, etc.) at 504 bytes per Tag.

Note: some of the iPhone models can not support reading the nfc tags, so it does not recognize the nfc tags, it is not a tags problem, please understand it clearly before you buy