---
product_id: 286353234
title: "YARONGTECH 10pcs/lot DS1990A F5 Black Handle Read-only iButton I-Button Non Magnetic TM Card Electronic Key IB Tags"
brand: "yarongtech"
price: "S$21"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/286353234-yarongtech-10pcs-lot-ds1990a-f5-black-handle-read-only-ibutton
store_origin: SG
region: Singapore
---

# 10.2 x 5.1 cm 10 pcs Stainless Steel YARONGTECH 10pcs/lot DS1990A F5 Black Handle Read-only iButton I-Button Non Magnetic TM Card Electronic Key IB Tags

**Brand:** yarongtech
**Price:** S$21
**Availability:** ✅ In Stock

## Summary

> 🔐 Unlock the Future of Access Control!

## Quick Answers

- **What is this?** YARONGTECH 10pcs/lot DS1990A F5 Black Handle Read-only iButton I-Button Non Magnetic TM Card Electronic Key IB Tags by yarongtech
- **How much does it cost?** S$21 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/286353234-yarongtech-10pcs-lot-ds1990a-f5-black-handle-read-only-ibutton)

## Best For

- yarongtech enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Crafted from high-quality stainless steel for long-lasting use.
- • **Adjustable Feet:** Customizable for various applications and environments.
- • **Effortless Access:** Read-only functionality ensures secure and reliable usage.
- • **Compact Convenience:** Sleek dimensions make it easy to carry and store.
- • **Unlock New Possibilities:** 10 pieces of versatile iButtons for all your access needs.

## Overview

The YARONGTECH DS1990A F5 iButton set includes 10 durable, read-only electronic keys designed for secure access control. Made from stainless steel, these compact tags measure 10.2 x 5.1 cm and are perfect for a variety of applications, ensuring reliability and convenience in your daily operations.

## Description

YARONGTECH 10pcs/lot DS1990A F5 Black Handle Read-only iButton I-Button Non Magnetic TM Card Electronic Key IB Tags

## Features

- Ibutton
- DS1990A-F5
- TM Card"

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | YARONGTECH |
| Model Number | DS1990A |
| Color | Black |
| Package Dimensions | 10.2 x 5.1 x 0.1 cm; 36.29 g |
| Material | Stainless Steel |
| Special Features | Adjustable Feet |
| Item Weight | 36.3 g |

## Product Details

- **Operation mode:** automatic
- **Current rating:** 10 Amps
- **Operating voltage:** 3 Volts
- **Contact type:** Normally Open
- **Connector type:** Pin Header

## Images

![YARONGTECH 10pcs/lot DS1990A F5 Black Handle Read-only iButton I-Button Non Magnetic TM Card Electronic Key IB Tags - Image 1](https://m.media-amazon.com/images/I/61osEt0b7SL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: Are these rewritable?**
A: Yes they are. I’ve ordered them many times

**Q: I have an on off security ibutton reader in my car. I lost the ibutton key will these work or be read by the reader so I can start my car?**
A: I had the same exact issue, and in my case they worked straight out the box. Lost mine and couldn’t start my car, these ibuttons worked so I’m good to go!

## Frequently Bought Together

- YARONGTECH 10pcs/lot DS1990A F5 Black Handle Read-only iButton I-Button Non Magnetic TM Card Electronic Key IB Tags
- 125khz RFID Writable rewritable T5577 fob tag for RFID Writer (Pack of 10) (Black)

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**Shop now:** [https://www.desertcart.sg/products/286353234-yarongtech-10pcs-lot-ds1990a-f5-black-handle-read-only-ibutton](https://www.desertcart.sg/products/286353234-yarongtech-10pcs-lot-ds1990a-f5-black-handle-read-only-ibutton)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-03-18*