jasugKEY
0 ratings
20pcs 13.56MHz Writable UID Card, Smart Access Control Copy Cards, Erasable RFID PVC Blank Card for Clone 1K S50 MF1 Mi-fare Cards NFC Tags, Block 0 Sector
genuine image
20pcs 13.56MHz Writable UID Card, Smart Access Control Copy Cards, Erasable RFID PVC Blank Card for Clone 1K S50 MF1 Mi-fare Cards NFC Tags, Block 0 Sector
High quality RFID cards, suitable for 13.56MHz card reader and reading distance is 0-5cm.
20pcs 13.56MHz Writable UID Card, Smart Access Control Copy Cards, Erasable RFID PVC Blank Card for Clone 1K S50 MF1 Mi-fare Cards NFC Tags, Block 0 Sector

20pcs 13.56MHz Writable UID Card, Smart Access Control Copy Cards, Erasable RFID PVC Blank Card for Clone 1K S50 MF1 Mi-fare Cards NFC Tags, Block 0

0 ratings Write a review
Out of stock
us Imported from USA store
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
High quality RFID cards, suitable for 13.56MHz card reader and reading distance is 0-5cm.
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Writable UID
Easily customize these cards with unique UIDs for various applications, enhancing flexibility for access control and cloning needs in secure environments.
High Frequency
Operating at 13.56MHz, these cards ensure fast communication and reliable data transfer, making them ideal for NFC applications and enhancing user experience.
Versatile Usage
Suitable for multiple cloning tasks, these cards can replicate 1K S50 MF1 Mi-fare cards, addressing various access needs in one convenient pack.

Product Details

Shop 20pcs 13.56MHz Writable UID Card, Smart Access Control Copy Cards, Erasable RFID PVC Blank Card for Clone 1K S50 MF1 Mi-fare Cards NFC Tags, Block 0 Sector online at a best price in Sierra Leone. B0C714N9PQ
  • Compatible with MI-FARE Classic 1K, 4-byte UID, and 1K Byte memory, organized into 16 sectors of 4 blocks, compliant with ISO/IEC 14443A protocol
  • Operates at 13.56MHz frequency, suitable for various 13.56MHz door access control systems (not compatible with 125KHz devices)
  • Supports read, write, and copy functions with over 100,000 rewrite times, each card has a unique encrypted ID number that can be reprogrammed
  • Suitable for 13.56MHz RFID access control devices and card readers, with a reading distance of 0-5cm (0-2inch)
  • High-quality PVC material that is fully waterproof, widely used in apartments, offices, schools, factories, etc.
  • Supports countless reads, writes, and reprogramming, capable of copying mi-fare 1k key cards, NFC tags, and other 13.56MHz RFID products
Item Weight1 lbs (450 grams)

Who Should Buy?

Suitable For
  • Access Control Managers

    Ideal for managing and customizing access using RFID cards in corporate or residential environments effectively.

  • NFC Enthusiasts

    Great for tech lovers wanting to explore NFC capabilities, allowing for personalized applications and projects.

  • Event Organizers

    Useful for creating custom event badges that can be easily programmed for multiple uses during events.

Not Suitable For
  • High-Security Environments

    Not suitable for applications requiring advanced security features as they can be easily cloned.

  • Non-Technical Users

    Users unfamiliar with programming RFID may find these cards challenging to use effectively without guidance.

  • Permanent Data Storage

    These cards cannot retain data permanently since they are designed for erasure and reprogramming purposes.

Product Description

20pcs 13.56MHz Writable UID Card, Smart Access Control Copy Cards, Erasable RFID PVC Blank Card for Clone 1K S50 MF1 Mi-fare Cards NFC Tags, Block 0 Sector

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What types of devices are compatible with the 13.56MHz Writable UID Cards?

    Answer: The 13.56MHz Writable UID Cards are compatible with various NFC-enabled devices and RFID readers designed for 13.56MHz frequency. These cards can be seamlessly used with access control systems, time attendance systems, and point of sale (POS) devices. Many smartphones equipped with NFC technology can also read these cards. Additionally, they are perfect for cloning tasks involving MiFare Classic 1K S50 cards or similar access cards, allowing for versatile applications in security and identification systems.
  • Question: How can I write new data onto these writable UID cards?

    Answer: To write new data onto the writable UID cards, you will need an NFC or RFID writer compatible with the card type. Using software designed for card writing, you can encode custom information such as employee IDs, access codes, or other relevant data. The process is straightforward: simply connect your writer to your computer, load the appropriate software, and follow the prompts to write your data. This functionality allows for easy management of access rights and personalized card use in various environments.
  • Question: Can these cards be reused or reprogrammed multiple times?

    Answer: Yes, these writable UID cards can be reused and reprogrammed multiple times, making them cost-effective for businesses and personal use. Their erasable feature allows users to overwrite existing data with new information as needed. This is particularly useful for temporary access situations, such as visitor passes, or for changing access levels for employees. The adaptability of these cards ensures they can meet changing access control requirements without needing to purchase new cards frequently.
  • Question: What makes these RFID cards suitable for smart access control?

    Answer: These RFID cards are specifically designed for smart access control applications due to their compatibility with various RFID readers and the capacity to store unique identifiers. The 13.56MHz frequency provides a reliable communication range and response time, ensuring quick access for users. This feature is essential in high-security areas where rapid authentication is necessary, such as office buildings, warehouses, and secure facilities. The writable aspect allows for customization, making them perfect for tailored access control systems.
  • Question: Is there a limit to the data I can write on these cards?

    Answer: Yes, the amount of data you can write on these cards is limited by the memory capacity of the 1K S50 MIFARE chip embedded within. Typically, these cards allow for storing various types of information, including a unique identifier and basic encoded data. Each card can hold approximately 1KB of storage, which is sufficient for a single identifier, access rights, and some additional user-defined data. This balance between capacity and functionality makes them suitable for a wide range of applications.
  • Question: How do I store and maintain these cards effectively?

    Answer: To ensure your writable UID cards remain in optimal condition, store them in a clean, dry environment away from direct sunlight and extreme temperatures. Avoid bending or exposing them to heavy pressure, as the PVC material can become damaged. Regularly clean the surface with a soft cloth to prevent dirt accumulation that may interfere with their reading abilities. Proper maintenance will ensure the longevity of the cards and their reusability for smart access applications.
  • Question: Are there any usage scenarios for these cards beyond access control?

    Answer: Absolutely! In addition to their primary function in access control, these writable UID cards can be utilized in various scenarios. For example, they can serve as loyalty cards in retail environments, allowing customers to collect points or rewards, or as event passes for attendees at conferences and gatherings. Moreover, they can be employed in educational settings to track student attendance or library book checkouts, showcasing their versatility and practicality across different industries.
  • Question: What is the process for cloning existing RFID cards with these writable UID cards?

    Answer: Cloning existing RFID cards involves using an NFC-enabled writer or card duplicator to read the data from the original card and then write it to the writable UID card. The cloning process typically requires compatible software that allows you to capture the information from the original card and save it onto the new card. This feature is particularly useful for organizations that need to replicate access cards for multiple users while ensuring security measures are taken to protect sensitive data during the cloning process.
  • Question: Can I use these cards for contactless payments?

    Answer: While these writable UID cards operate on the same 13.56MHz frequency as many contactless payment systems, they are generally not designed for direct payment transactions. The cards are primarily intended for access control or identification. However, with the proper NFC setup, they can be configured for specific applications that might include payment functionalities, but this requires custom programming and may involve additional security measures to ensure transactions are safe.
  • Question: Where can I buy 20pcs 13.56MHz Writable UID Cards in Sierra Leone?

    Answer: You can buy 20pcs of the 13.56MHz Writable UID Cards at Ubuy, which offers a wide variety of electronic products, including smart access control items. Ubuy provides a convenient online shopping experience with detailed product descriptions to assist you in making the right choice for your needs. Their platform is user-friendly, making it easy to browse for these cards and get them delivered to your location in Sierra Leone.

jasugKEY Access-Control Keypads Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

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.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • High quality RFID cards
  • Suitable for 13.56MHz card reader
  • Reading distance is 0-5cm
  • Support countless times of reading writing and reprogramming
  • Can copy mi-fare 1k key cards, NFC tags, or other 13.56MHz RFID products
  • Fully compatible to MI-FARE Classic 1K

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.