---
product_id: 30654748
title: "4PCS Colorful 125khz Rfid Waterproof Proximity ID Card EM card RFID wristbands bracelets and wrist band ID TK4100 silicone id wristband (4colors)"
brand: "magibox"
price: "$0.42"
currency: USD
in_stock: false
url: https://www.desertcart.us/products/30654748-4pcs-colorful-125khz-rfid-waterproof-proximity-id-card-em-card
store_origin: US
region: United States of America
---

# 4PCS Colorful 125khz Rfid Waterproof Proximity ID Card EM card RFID wristbands bracelets and wrist band ID TK4100 silicone id wristband (4colors)

**Brand:** magibox
**Price:** $0.42
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** 4PCS Colorful 125khz Rfid Waterproof Proximity ID Card EM card RFID wristbands bracelets and wrist band ID TK4100 silicone id wristband (4colors) by magibox
- **How much does it cost?** $0.42 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/30654748-4pcs-colorful-125khz-rfid-waterproof-proximity-id-card-em-card)

## Best For

- magibox enthusiasts

## Why This Product

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

## Description

1. Name: RFID Bracelet 2. Frequency: 125KHz 3. Chip: TK4100 4. Material: Silica gel 5. Size:Outer diameter 74mm;  Inner perimeter 20cm 6. Waterproof, moisture, shock, high temperature resistance 7. Closed-loop wrist strap, flexible, easy to wearing and easy to use 8. Applies: swimming pools, cooling libraries, sauna bath center, supermarket, playground, children's park, ticket system, etc. 9. Package: 4pcs/box Note: Not compatible with any HID card

## Features

- Frequency: 125KHz Chip: TK4100
- Material: Silica gel Size:Outer diameter 74mm; Inner perimeter 20cm
- Waterproof, moisture, shock, high temperature resistance
- Closed-loop wrist strap, flexible, easy to wearing and easy to use
- Applies: swimming pools, cooling libraries, sauna bath center, supermarket, playground, children's park, ticket system, etc

## Images

![4PCS Colorful 125khz Rfid Waterproof Proximity ID Card EM card RFID wristbands bracelets and wrist band ID TK4100 silicone id wristband (4colors) - Image 1](https://images-na.ssl-images-amazon.com/images/I/41Zaj9mso4L.jpg)

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**Shop now:** [https://www.desertcart.us/products/30654748-4pcs-colorful-125khz-rfid-waterproof-proximity-id-card-em-card](https://www.desertcart.us/products/30654748-4pcs-colorful-125khz-rfid-waterproof-proximity-id-card-em-card)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-06-08*