---
product_id: 371743526
title: "Diginex HFeng 13.56MHz UID Changeable Keyfobs Token NFC Tag Rewritable RFID Writable Access Control Key Card Used to Copy/Clone Card (10pcs)"
brand: "hfeng"
price: "€ 31.25"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/371743526-diginex-hfeng-13-56mhz-uid-changeable-keyfobs-token-nfc-tag
store_origin: PT
region: Portugal
---

# Water resistant design 13.56MHz high-frequency RFID 100,000 read/write cycles Diginex HFeng 13.56MHz UID Changeable Keyfobs Token NFC Tag Rewritable RFID Writable Access Control Key Card Used to Copy/Clone Card (10pcs)

**Brand:** hfeng
**Price:** € 31.25
**Availability:** ✅ In Stock

## Summary

> 🔑 Unlock smarter access with the power of rewritable NFC tech!

## Quick Answers

- **What is this?** Diginex HFeng 13.56MHz UID Changeable Keyfobs Token NFC Tag Rewritable RFID Writable Access Control Key Card Used to Copy/Clone Card (10pcs) by hfeng
- **How much does it cost?** € 31.25 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/371743526-diginex-hfeng-13-56mhz-uid-changeable-keyfobs-token-nfc-tag)

## Best For

- hfeng enthusiasts

## Why This Product

- Trusted hfeng brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Ready:** Pack of 10 ensures your team stays secure and connected
- • **Compact & Portable:** Slim 31x40x3mm design with keyring included for on-the-go convenience
- • **Durable & Reliable:** Withstands extreme temps from -40°C to 65°C for all environments
- • **Ultimate Reusability:** Rewrite your UID up to 100,000 times—flexibility at your fingertips
- • **Seamless Access Control:** Compatible with all RFID readers for effortless entry

## Overview

The Diginex HFeng 13.56MHz UID Changeable Keyfobs are water-resistant, rewritable RFID tokens designed for versatile access control. Operating at a high-frequency 13.56MHz, these compact keyfobs support up to 100,000 read/write cycles and are compatible with all standard RFID readers. Ideal for professional environments requiring secure, reusable, and portable access solutions, each pack includes 10 durable keyfobs with keyrings.

## Description

It applies to access control, hotel locks, staff attendance and school campus access and payment control, identification and security systems, parking lot entry and payment, social security management, transportation payment, municipal and ancillary service payment.   Product Description 100% Brand New Easy to carry Water resistant Can read and rewrite Each comes with Key ring included Compatible with all RFID reader to gain access Product Specification: Chip Type: UID changeable Size:31 x 40 x 3mm Material: High quality ABS Operation frequency: 13.56MHz Read and rewrite key tags Compatible with all Door Entry system Reading distance: 0-10cm (Depending on the reader's design,environment and application) Working temperature: -40 °C~ 65 °C Store temperature: -25 °C ~50 °C Read/write Times: 100000 times Package Including: 10pcs

## Features

- 1. 100% Brand New. Easy to carry.
- 2. Water resistant. Each comes with Key ring included.
- 3. Working with 13.56MHz frequency, can read and rewrite.
- 4. Compatible with all RFID reader to gain access
- 5. Package Including: 10pcs

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | HFeng |
| Part number | HFeng |
| Item Weight | 1 g |
| Product Dimensions | 10 x 5 x 2 cm; 1 g |
| Item model number | UIDKeys |
| Color | Blue |
| Voltage | 1 Volts |
| Item Package Quantity | 10 |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![Diginex HFeng 13.56MHz UID Changeable Keyfobs Token NFC Tag Rewritable RFID Writable Access Control Key Card Used to Copy/Clone Card (10pcs) - Image 1](https://m.media-amazon.com/images/I/612EUen8YtL.jpg)

## Questions & Answers

**Q: How many byte is the UID for these?**
A: Six

**Q: Is this Mifare Classic 4k?**
A: No

**Q: Could I use these for programming nintendo amiibo cards onto?**
A: No, you need nfc215

**Q: Are these gen1 or gen2? what is the sak value?**
A: Gen 1

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.pt/products/371743526-diginex-hfeng-13-56mhz-uid-changeable-keyfobs-token-nfc-tag](https://www.desertcart.pt/products/371743526-diginex-hfeng-13-56mhz-uid-changeable-keyfobs-token-nfc-tag)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-21*