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Item #:
222620755
5/10pcs GEN2 CUID MCT Modify UID Changeable Tag Keyfob NFC 1k S50 13.56MHz Card Block 0 Writable HF 14443A(10PCS-Black)
Item #:
222620755
SBD 286
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Thursday, October 15
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Versatile UID Customization
The GEN2 CUID tags allow users to modify UIDs effortlessly, providing personalized security solutions tailored to individual needs, effectively solving identification challenges.
NFC Compatibility
With NFC 1k S50 technology, these keyfobs seamlessly integrate with various devices, enhancing functionality while ensuring reliable, fast data transfer and access.
Writable Block Features
The writable block (Block 0) capability lets users store customized information, making these tags ideal for applications ranging from access control to asset management, ensuring utmost convenience.
Product Details
Who Should Buy?
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Access Control Systems
Ideal for businesses needing secure and customizable access control solutions via NFC-enabled keyfobs.
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NFC Projects
Suitable for developers creating NFC-related projects, enabling programmable and changeable identifiers for various uses.
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RFID Enthusiasts
Great for hobbyists interested in exploring RFID technology, allowing hands-on experimentation and learning with writable tags.
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Non-NFC Users
Individuals not using NFC technology will find these tags unnecessary and irrelevant for their needs.
Product Description
5/10pcs GEN2 CUID MCT Modify UID Changeable Tag Keyfob NFC 1k S50 13.56MHz Card Block 0 Writable HF 14443A(10PCS-Black)
Have any Query? Chat with us
Customer Questions & Answers
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Question:
Can I modify the UID of the CUID card?
Answer: Yes, the UID can be modified arbitrarily using compatible apps. -
Question:
What devices are compatible with writing to the CUID cards?
Answer: Compatible with certain NFC Android apps and specific RFID readers like ACR122U and Proxmark 3. -
Question:
Is there any warranty on the product?
Answer: Yes, we provide high-quality products and services; please contact us for any issues.
dytcfly Anti-Theft Equipment Editorial Review
5/10pcs GEN2 CUID MCT Modify UID Changeable Tag Keyfob NFC 1k S50 13.56MHz Card Block 0 Writable HF 14443A(10PCS-Mixed Color) is designed for flexibility and convenience in access control and identification. These keyfobs utilize the advanced NFC technology, allowing users to modify UID as needed. The product is ideal for various applications, making it a versatile addition to your tech collection. Users have noted the convenience of having multiple colors in one pack, enhancing usability and personalization. The user experience improves with the ease of writing and rewriting data on the fobs, emphasizing their practicality and innovative features.
Customer Reviews & Ratings
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Pros
- Multiple color options enhance personalization
- Supports UID modification for versatility
- Easy to write and rewrite data
- Compact design for convenient carrying
- Compatible with NFC technology
Cons
- Limited information on durability over time
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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SBD 286
Order now and get it around Thursday, October 15
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- High-quality NFC keyfob for versatile UID modification.
- Compact design suitable for key rings and easy carrying.
- Supports various formats with over 137 billion codes.
- Durable construction ensures long-lasting performance.
- Rewritable functionality allows for unlimited usage.
- Customer support ready to assist within 24 hours.
Ubuy Assurance
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