Features • Exceptional Performance: Featuring a 504 Byte memory design, these tags support read and write lock functionality for reliable data management • Enhanced Security Measures: Ideal for storing information, these tags offer robust security and authentication, ensuring your data remains protected • Durable Waterproof Design: Built with strong waterproof capabilities, these tags resist wear and tear, providing long-lasting durability for everyday use • Convenient Keychain Attachment: Compact and lightweight, each tag easily attaches to a keychain, making it simple to carry and access on the go • Versatile Usage Options: Perfect for access control, hotel door locks, staff attendance, and payment systems, these tags adapt to various applications seamlessly Features: 1、GOOD PERFORMANCE: NFC RFID sticker tag is with 504 bytes memory design, with read and write lock function. Good performance. This set contains 50pcs tags and enough for daily working use. 2、SECURITY AND AUTHENTICATION: NFC RFID sticker tag label typically used for information, such as providing your information or busin information, and for security and authentication purposes. 3、STRONG WATERPROOF FUNCTION: RFID sticker tag adopts strong waterproof function, not easy to wear, anti , high durability. 4、HUNG ON KEYCHAIN AVAILABLE: NFC RFID sticker label is small and delicate appearance, can be hung on the key chain, easy to carry. 5、WIDE APPLICATION: NFC sticker label is suitable for acc control, hotel doors lock, staff attendance and campus acc control and payment control and so on. Specification: Item Type: UID Sticker Label Material: Copper Alloy Operating Frequency: 13.56MHZ Detection Distance: 0-10 Cm (Depending On Reader) Working Temperature: -20 - 55℃, 90% Humidity Rewriting Times: More Than 100000 Times Data Storage: More Than 10 Years Reading Time: 100000 Times Diameter: Approx. 25mm / 1in Package List: 50 x NFC RFID Sticker Tag Label Note: This NFC sticker is not suitable for iphone. Package List 50 x NFC RFID Sticker Tag Label