---
product_id: 36007007
title: "USB Rfid Reader ID Card Reader Smart Id Card Reader Em4100 125KHZ with 5pcs keys New"
brand: "royfee electronics"
price: "$41"
currency: NZD
in_stock: false
category: "Personal Computers"
url: https://www.desertcart.nz/products/36007007-usb-rfid-reader-id-card-reader-smart-id-card-reader
store_origin: NZ
region: New Zealand
---

# USB Rfid Reader ID Card Reader Smart Id Card Reader Em4100 125KHZ with 5pcs keys New

**Brand:** royfee electronics
**Price:** $41
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** USB Rfid Reader ID Card Reader Smart Id Card Reader Em4100 125KHZ with 5pcs keys New by royfee electronics
- **How much does it cost?** $41 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/36007007-usb-rfid-reader-id-card-reader-smart-id-card-reader)

## Best For

- royfee electronics enthusiasts

## Why This Product

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

## Description

Size: 125K EM4100 Features:  - Support: EM4100/EM4001/TK4100 ID card  - Frequency: 125KHz  - Effective Distance: 0-80mm  - Power Supply: 5V  - Working Current: 100mA  - Output format: default 2H+4H, can change output format by software  - Dimension: 105x70x12mm  - Only outputs tag serial numbers, not actual tag contents

## Features

- 100% Brand new and high quality
- Sensitively and response quickly
- USB interface, no driver is need
- Read the ID number from EM 4100 card or compatible card
- Support EM 4100 card

## Images

![USB Rfid Reader ID Card Reader Smart Id Card Reader Em4100 125KHZ with 5pcs keys New - Image 1](http://ecx.images-amazon.com/images/I/41V4vJtQ9UL.jpg)
![USB Rfid Reader ID Card Reader Smart Id Card Reader Em4100 125KHZ with 5pcs keys New - Image 2](http://ecx.images-amazon.com/images/I/41%2BqrKz3HaL.jpg)

---

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**Shop now:** [https://www.desertcart.nz/products/36007007-usb-rfid-reader-id-card-reader-smart-id-card-reader](https://www.desertcart.nz/products/36007007-usb-rfid-reader-id-card-reader-smart-id-card-reader)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-20*