30pcs NFC Tags Black NTAG215 NFC Coins Tag NFC Stickers Round Adhesive Back NFC Cards 25mm Rewritable, 504 Bytes Memory, 13.56MHz, Perfect for NFC Enabled Mobile Phones, Gaming, Home Automation

Small NFC Coins: The package includes 30 black NTAG215 NFC tags, each measuring 25mm/1 inch in diameter, and every round NFC card features an adhesive back for simple attachment. Compact and convenient to carry around. The quantity is just right for fun and practical use; a nice option as a small present for a friend or family member.
Quality NFC Tags: Carefully designed and thoroughly tested, these tags are made from durable, waterproof new PVC material that is also abrasion-resistant and non-toxic. With the adhesive backing for easy placement, these black NFC tag stickers can be applied almost anywhere, even near water, without losing functionality.
Note: not recommended for use in strong magnetic environments.
Wide Application: Works with TagMo and most NFC-enabled Android phones and devices, allowing you to program the NFC 215 tag easily and create a tag for any weapon, pet, mount, or fashion item you desire. Easily share your social messages, music, connect to WiFi, business card, URL, text, authentication purposes, and more. These NFC cards are rewritable, so you can reuse them repeatedly to store different data and information (note: for amiibos, they can only be written once and cannot be reused).
NTAG215 Chip: Equipped with a high-quality NTAG215 NFC 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 that enables the black NFC cards to be edited multiple times or set to read-only; once set to read-only, they cannot be edited or reset. These black NFC tags can be read and written over 100, 000 times.
Note: Some iPhone models can only passively read NFC tag data and cannot actively write data