50pcs NFC Tags NTAG215 NFC Coins White NFC Stickers Cards Adhesive Backing 25mm NFC Tag Round, Rewritable 504 Bytes Memory, Perfect for NFC Enabled Mobile Phones, Gaming, Home Automation

Small NFC Coins: The package includes 50 pcs NTAG215 NFC coin cards, diameter 25mm/1 inch, each NFC tag features an adhesive back for simple attachment. Compact and convenient to carry around. The quantity is just right for fun and practical needs; a nice pick as a small gift for your friend or family.
Quality NFC Stickers: Carefully designed and rigorously tested, built with durable, waterproof new PVC material that is abrasion-resistant and non-toxic. With an adhesive back for easy fixing, these NFC tag stickers can be placed almost anywhere, even near water, without losing functionality.
Note: not intended for use on metal surfaces.
Wide Application: Works with TagMo and most NFC-enabled Android phones & devices, letting you write the NFC tag easily and create a tag for any weapon, pet, mount, or fashion item you want. Quickly share your social messages, music, connect to WiFi, business card, URL, text, security, authentication purposes, and more. The NFC cards with sticker are rewritable, so you can use them again and again to store different data and information (for amiibos, they can only be edited once and cannot be reused).
NTAG215 Chip: High-quality NTAG215 Chip, offering 504 bytes of available NDEF memory. With ample storage space, you can quickly write the information you need. It features a read-write lock function, allowing the NFC cards to be edited repeatedly or set as read-only; once set as read-only, they cannot be edited or reset. The NFC blank tags can be read and written over 100, 000 times; please note they are not suitable for use in strong magnetic environments