# Single-use battery Varta Primary Silver Button 389

**URL:** https://aio.lv/en/product--varta-389--3899136
**Data updated:** 2025-12-29 13:51 (EET)
**Category:** Batteries
**Manufacturer:** Varta
**Manufacturer code:** 389
**EAN:** 4008496273584
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 39.99 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 33.05 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--varta-389--3899136

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 31.07.2026 | free |
| Pickup points | 05.08.2026 | 1.89 EUR |
| Courier delivery to door | 05.08.2026 | 4.99 EUR |

## Summary description

The Varta Primary Silver Button 389 is a single-use battery featuring Nickel-Oxyhydroxide (NiOx) technology. With a voltage of 1.55 V, it is compact with dimensions of 11.6 mm in width and depth, and 3.05 mm in height. Ideal for various devices, it offers reliable performance and long-lasting power.

## Long description

The Varta Primary Silver Button 389 is a single-use button cell battery using Nickel-Oxyhydroxide (NiOx) technology. It provides a nominal voltage of 1.55 V and compact dimensions (11.6 mm diameter, 3.05 mm height), designed for small electronic devices that require stable, long-lasting power.
Advantages
Innovative sealing technology ensures highest leakage resistance, while fully automatic production lines maintain a constant voltage level. Precise manufacturing methods result in a low self-discharge rate, and the use of high-quality raw materials contributes to extended running time.
Suitable for
 Watches
 Calculators
 Hearing devices (where specified)
 Small medical devices and measuring instruments
 Key fobs and small electronic toys
Key specifications
 Brand: Varta
 Model / MPN: 389
 Type: Single-use button cell
 Chemistry: Nickel-Oxyhydroxide (NiOx)
 Nominal voltage: 1.55 V
 Dimensions: 11.6 mm diameter × 3.05 mm height
 EAN: 4008496273584
How to use
Insert the Varta Primary Silver Button 389 into the battery compartment with correct polarity as indicated by the device manufacturer. Ensure contacts are clean and free of debris before installation. Do not attempt to recharge, disassemble, heat, or short-circuit the cell. Replace with the same type and size when the device indicates low battery.
Usage recommendations
Store unused batteries in a cool, dry place away from metal objects and extreme temperatures. Dispose of used batteries according to local regulations and recycling programs. Keep out of reach of children and consult device documentation for compatibility, especially for medical or hearing devices.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery type | Single-use battery |
| Battery technology | Nickel-Oxyhydroxide (NiOx) |
| Battery voltage | 1.55 V |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 81 mAh |

### Other features

| Feature | Value |
|---|---|
| Type | V 389 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.0013 kg |
| Height | 3.05 mm |
| Width | 11.6 mm |
| Depth | 11.6 mm |

## FAQ

### How much does the Single-use battery Varta Primary Silver Button 389 cost, and is it available for purchase?

The price is 39.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 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 31.07.2026 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. 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 Varta 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 Varta 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery type, battery technology, battery voltage, number of batteries included, weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/3899136/58590173_large.webp