# Key Tag Card electro base MF-3802K — Mifare 1 contactless access token

**URL:** https://aio.lv/en/product--electro-base-mf-3802k--4272978
**Data updated:** 2026-02-12 14:06 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** electro base
**Manufacturer code:** MF-3802K
**EAN:** 3100000002909
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 2.15 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 1.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--electro-base-mf-3802k--4272978

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

Key Tag Card electro base MF-3802K is a compact Mifare 1 contactless access token designed for secure identification and access control. The Key Tag format offers easy attachment to keyrings and everyday portability. Suitable for door entry systems, time attendance, and facility management, it provides fast read performance and convenient handling for users and administrators.

## Long description

Key Tag Card electro base MF-3802K — Mifare 1 contactless access token is a compact, keyring-friendly credential intended for secure identification and proximity access systems. The slim tag combines a durable plastic body with an embedded Mifare 1 chip to enable contactless communication with compatible readers. Designed for daily carry on keyrings, the token supports fast read times and straightforward integration into existing access control and time-attendance installations.
Advantages
The Key Tag Card offers a compact form factor that fits easily on keyrings while maintaining reliable proximity performance. Its Mifare 1 contactless chip provides consistent read range and quick authentication without physical contact or wear. The tag's robust plastic construction resists routine handling and is suitable for mixed environments where users need portable credentials. Integration with standard proximity readers and common access control platforms is supported for straightforward deployment.
Suitable for
 Door entry and perimeter access systems
 Employee time and attendance tracking
 Locker and cabinet access control
 Visitor management and temporary credentials
 Asset or equipment check-out systems
Key specifications
 Technology: Mifare 1 contactless chip
 Form factor: key tag for attachment to keyrings
 Material: durable plastic body
 Communication: RFID contactless 13.56 MHz (Mifare standard)
 Typical read range: proximity class suitable for short-range readers
 Compatibility: works with systems supporting Mifare 1 credentials
How to use
Present the Key Tag Card to a compatible proximity reader at the suggested distance until the reader indicates a successful read. For access control, enroll the tag in the system by registering its unique identifier through the access control software or reader programming interface. For time-attendance or locker systems, follow the system vendor’s enrollment procedure. No physical contact or battery is required for normal operation.
Usage recommendations
Store the tag on a keyring or in a pocket to keep it available for daily use; avoid prolonged exposure to extreme heat or strong magnetic fields. When enrolling multiple tags, verify correct registration by testing a read after programming. Replace visibly damaged tags to ensure continued reliable operation.

## FAQ

### How much does the Key Tag Card electro base MF-3802K cost, and is it available for purchase?

The price is 2.15 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 22.06.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All electro base products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized electro base service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/4272978/11036732_large.webp