# Varta V390 Silver-Oxide Watch Battery 1.55V

**URL:** https://aio.lv/en/product--varta-390101111--716730
**Data updated:** 2026-05-18 02:49 (EEST)
**Category:** Batteries
**Manufacturer:** Varta
**Manufacturer code:** 390101111
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 4.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--varta-390101111--716730

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Varta V390 is a high-quality silver-oxide single-use battery designed for precision devices such as wristwatches. It provides a stable voltage of 1.55V, ensuring reliable and long-lasting power for small electronic equipment. This button cell battery is engineered for consistent performance and durability, making it an ideal choice for professional and everyday use in various timepieces.

## Long description

The Varta V390 Silver-Oxide Watch Battery 1.55V is a premium power solution engineered specifically for precision timepieces. This single-use button cell provides a stable and consistent voltage, ensuring that both analog and digital watches operate accurately over extended periods. Designed with high-quality silver-oxide technology, it offers reliable performance and durability for small electronic devices that require a steady power supply.
Advantages
The primary benefit of this battery is its ability to maintain a flat discharge curve, which means the voltage remains stable throughout the entire lifespan of the cell. This consistency is critical for the precise movement of watch hands and the accuracy of digital displays. Furthermore, the silver-oxide chemistry provides a higher energy density compared to alkaline alternatives, resulting in a longer service life and reduced frequency of battery replacements. Its compact and lightweight design makes it an ideal fit for delicate watch mechanisms without adding unnecessary bulk.
Suitable for
Analog wristwatches
Digital watches with LCD displays
Small electronic medical devices
Precision measuring instruments
When it may not be suitable
This battery is not designed for high-drain devices that require sudden bursts of energy, such as cameras with flashes or high-powered LED torches. It is also not suitable for applications requiring rechargeable power sources, as this is a single-use primary cell.
Key specifications
Voltage: 1.55 V
Technology: Silver-Oxide
Type: Single-use button cell
Weight: 0.0012 kg
How to use
To install the battery, ensure the watch is clean and dry. Open the battery compartment of your device using the appropriate tool. Remove the old battery and insert the new Varta V390, ensuring the positive (+) side faces the correct direction as indicated by the device markings. Close the compartment securely to prevent moisture ingress.
What to consider before purchase
Verify the battery size code matches your device requirements
Check the polarity orientation of your watch battery slot
Ensure the device is compatible with 1.55V silver-oxide chemistry
Usage recommendations
Store batteries in a cool, dry place away from direct sunlight and metal objects to prevent short-circuiting. Always replace the battery immediately if the watch stops or shows signs of power loss to avoid potential leakage.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery type | Single-use battery |
| Battery technology | Silver-Oxide (S) |
| Battery voltage | 1.55 V |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 59 mAh |
| Product colour | Silver |
| Heavy metals free | Hg (mercury) |

### Other features

| Feature | Value |
|---|---|
| Battery form factor | Button/coin |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.0012 kg |
| Height | 3.1 mm |
| Diameter | 11.6 mm |

## FAQ

### How much does the Varta V390 Silver-Oxide Watch Battery 1.55V cost, and is it available for purchase?

The price is 5.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 16.07.2026 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, 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 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/716730/9160539_large.webp