[Size] Package includes high-quality NTAG216 NFC tags with a diameter of 25mm/1 inch. [Chip] NTAG216 chip, with 888 bytes of memory, readable, encrypted and lockable, with faster reading and writing speeds and larger storage capacity. Lifespan: 10 years, 100,000 rubs [Material] The circular label is made of environmentally friendly PET material. It is smooth, durable and glossy. The circular stickers are sticky and easy to attach to most objects. (Not supported on metal surfaces and strong magnets) Compatibility: Compatible with TagMo and all Android phones and other devices that support NFC. You can use NFC tags to quickly share social media, music, business cards, connect to Wi-Fi, create a smart home, etc. By providing enough storage space, you can quickly write down the information you want, making it more colorful. Color: as shown Material: PET Package Contents: 150 pcs NFC tags Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item to differ slightly from the real one. The allowed measurement error is +/- 1-3 cm.