Description
Product Overview
The 13.56MHz RFID Proximity ID Card Key Tag is engineered for reliability and flexibility in demanding retail and industrial environments. Constructed from durable ABS plastic and featuring a high‑quality copper coil, each tag measures approximately 1.4 × 1.1 × 0.3 inches and weighs just 1.45 oz, making it lightweight yet robust enough to withstand daily handling. The tags are blank out‑of‑the‑box, allowing you to write your own unique identifier using any standard 13.56 MHz RFID writer. With a sensing distance of 2.5 to 10 cm (1 to 4 inches), they provide consistent read performance while remaining discreet. The CUID (Card Unique Identifier) format ensures compatibility with MIFARE Classic 1K systems, a common standard in access control, inventory tracking, and anti‑theft solutions. Each package contains ten tags, offering a cost‑effective solution for bulk deployments.
![[Product front view showing all components]](https://www.digiareas.store/wp-content/uploads/2026/08/4a7b94e860cc4671b32efeda700282ea.jpg)
Usage
These RFID key tags excel in a variety of real‑world scenarios. Retail store managers can program each tag with a unique SKU or employee ID, then attach them to merchandise, equipment, or staff badges for quick inventory checks and loss‑prevention monitoring. In industrial settings, the tags serve as durable identifiers for tools, pallets, and safety equipment, enabling rapid asset verification without removing items from their operational locations. Security professionals can integrate the tags into door access systems, creating custom credentials that are easy to update as personnel change. Because the tags are rewritable up to 100,000 times, they are ideal for temporary assignments, seasonal promotions, or any situation where data must be refreshed regularly. Their waterproof ABS housing ensures reliable operation even in humid warehouses or outdoor kiosks.
Why Choose Us
Network Security Technology Co.,Ltd. brings over a decade of expertise in RFID solutions, and each CUID key fob reflects that commitment to quality. The copper coil is precision‑wound to guarantee stable electromagnetic coupling, reducing read errors and extending battery life of reader devices. Our tags undergo rigorous testing for data retention, ensuring a ten‑year storage life even when not actively used. The ABS plastic shell is both impact‑resistant and waterproof, protecting the internal circuitry from drops, spills, and dust. We provide comprehensive technical documentation and responsive customer support, helping you integrate the tags into existing systems with minimal downtime. Additionally, our bulk packaging reduces per‑unit cost, making large‑scale rollouts financially sustainable.
Key Features
- Blank, rewritable CUID tags allow full customization for any access or inventory system
- High‑quality copper coil delivers consistent read range of 2.5‑10 cm for reliable performance
- Durable ABS plastic shell is waterproof and impact‑resistant, suitable for harsh environments
- Supports up to 100,000 rewrite cycles, providing long‑term flexibility for changing data needs
- Dedicated technical support and detailed integration guides ensure smooth deployment
FAQ
Can these tags be used with any RFID reader?
They are compatible with any 13.56 MHz RFID reader that supports the MIFARE Classic 1K protocol. However, because they are blank, you must first program a valid card number using an RFID writer before they can be read.
How many times can the tag be rewritten?
Each tag is rated for up to 100,000 rewrite cycles, making it suitable for applications where data changes frequently, such as temporary access credentials or rotating inventory identifiers.
What is the expected lifespan of the stored data?
Data stored on the tag remains readable for at least ten years when kept in normal environmental conditions, thanks to the stable copper coil and protective ABS housing.
Are the tags waterproof?
Yes, the ABS plastic shell provides a waterproof seal that protects the internal components from moisture, making the tags suitable for outdoor or humid indoor locations.
Do you offer bulk discounts for larger orders?
We provide tiered pricing for bulk purchases and can work with you to create a custom packaging solution that meets your volume requirements while keeping costs competitive.




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