{"product_id":"ntag215-nfc-cards-100pcs-blank-black-cards-rewritable-504-byte-tags","title":"NTAG215 NFC Cards 100PCS Blank Black Cards - Rewritable 504-Byte Tags","description":"\u003cp\u003eIn this review the reviewer looks at a pack of 100 blank NTAG215 NFC cards intended for hobbyists, small businesses, and home automation tinkerers; the single biggest reason to buy is the combination of credit-card size and a generous 504-byte NDEF memory that makes these cards useful for a wide range of programmable tasks. The pack reviewed is black, made of waterproof PVC, and designed to be rewritten many times or locked permanently, so it suits anyone who needs reusable, durable NFC media for access control, sharing links, or storing small data payloads.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e504-byte NTAG215 chip:\u003c\/strong\u003e Provides ample NDEF storage for URLs, contact data, WiFi credentials, or small authentication payloads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100-piece quantity:\u003c\/strong\u003e A large pack that covers multiple projects, events, or distribution needs without frequent repurchases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable PVC construction:\u003c\/strong\u003e Waterproof and wear-resistant material makes the cards suitable for outdoor or near-water use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRewritable with lock option:\u003c\/strong\u003e Cards support repeated write cycles and can be set to read-only when a permanent tag is required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCredit card size form factor:\u003c\/strong\u003e Standard dimensions make the cards easy to carry, store in wallets, or use with existing badge holders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide device compatibility:\u003c\/strong\u003e Works with most NFC-enabled Android phones and NFC-compliant readers for easy programming and use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe pack is best for makers, small businesses, event organizers, or home automation users who need a reliable set of blank NFC media for access control, quick sharing, or device setup. It is especially valuable for people who want large-format cards rather than small stickers or key tags and for those who will benefit from the rewritable capability or the option to lock a tag permanently.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include users who need self-adhesive tags or tags designed for direct mounting on metal surfaces, and anyone requiring integrated adhesive or metal-mount NFC solutions. Also avoid these if your workflow depends on iOS-only tooling that does not support full NTAG215 writing features.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh usable memory with the NTAG215 chip supports a variety of NDEF payloads and uses.\u003c\/li\u003e\n\u003cli\u003eLarge 100-card pack offers strong value for projects, gifting, or distributed use.\u003c\/li\u003e\n\u003cli\u003eWaterproof PVC cards are durable and suitable for outdoor or frequently handled applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCards are not self-adhesive and are not designed for metal surfaces, which limits some mounting options.\u003c\/li\u003e\n\u003cli\u003eSome users report mixed functionality with specific access systems, so compatibility should be tested for critical uses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip\u003c\/td\u003e\n\u003ctd\u003eNTAG215\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory\u003c\/td\u003e\n\u003ctd\u003e504 bytes NDEF available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e100 cards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eWaterproof PVC, glossy surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e8.5 x 5.4 cm (approx 3.34 x 2.12 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eMost NFC-enabled Android phones and NFC-compliant readers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWrite cycles\u003c\/td\u003e\n\u003ctd\u003eOver 100,000 read-write cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThese blank NTAG215 cards are a practical, cost-effective choice for anyone needing full-size, rewritable NFC cards with substantial memory and durable PVC construction; they deliver good value for hobby projects, business cards, and access control prototypes. Check reader compatibility for critical systems and note the lack of adhesive or metal-mount capabilities before buying, but for most programmable NFC tasks this pack is a solid, versatile option.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan these be written more than once?\u003c\/strong\u003e\u003cbr\u003eYes, the NTAG215 cards support repeated write cycles and can be set to read-only if you need the content to be permanent.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these sticky or suitable for metal surfaces?\u003c\/strong\u003e\u003cbr\u003eNo, the cards do not include adhesive and are not designed for use on metal surfaces.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill they work with my phone?\u003c\/strong\u003e\u003cbr\u003eThey are compatible with most NFC-enabled Android phones and NFC-compliant devices; test a single card first for any specific access control system.\u003c\/p\u003e","brand":"sanpopo","offers":[{"title":"Default Title","offer_id":48232516813019,"sku":"B0F3816C5L","price":31.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/614h5elLQqL._AC_SL1500.jpg?v=1770716687","url":"https:\/\/gearmusthave.com\/products\/ntag215-nfc-cards-100pcs-blank-black-cards-rewritable-504-byte-tags","provider":"GearMustHave","version":"1.0","type":"link"}