# Button/coin battery Energizer 321 Silver‑Oxide 1.55 V, 6.8×1.6 mm, single‑use (1 pc)

**URL:** https://aio.lv/en/product--energizer-e1094401--1873787
**Data updated:** 2026-03-07 11:01 (EET)
**Category:** Batteries
**Manufacturer:** Energizer
**Manufacturer code:** E1094401
**EAN:** 7638900998665
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 4.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--energizer-e1094401--1873787

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Energizer 321 is a single‑use button/coin battery using silver‑oxide chemistry with nominal voltage 1.55 V. Dimensions are 6.8 mm diameter and 1.6 mm height. Supplied as one cell, it is suitable for small electronic devices such as watches, calculators, key fobs, and medical instruments requiring a stable low‑drain power source.

## Long description

Energizer 321 Silver‑Oxide button/coin battery is a single‑use cell with a nominal voltage of 1.55 V and compact dimensions (6.8 mm diameter × 1.6 mm height). Supplied as one battery, this silver‑oxide chemistry cell is designed to provide a stable low‑drain power source for small electronic devices that require precise, reliable voltage over their service life. Its form factor and voltage profile make it suitable for timekeeping and precision electronics where consistent performance matters.
Advantages
The silver‑oxide chemistry offers a stable output voltage and low self‑discharge compared with some alternative button cell types, supporting predictable device operation over time. Its compact size and single‑use design ensure a simple replacement process for devices with limited internal space. Manufactured to typical industry quality standards, the cell delivers consistent capacity for low‑drain applications such as watches and small instruments.
Suitable for
 Wristwatches and small timepieces
 Calculators and small electronic displays
 Key fobs and remote controls with low power draw
 Medical devices and instruments requiring stable low current supply
 Small sensors and measuring instruments
Key specifications
 Cell chemistry: silver‑oxide
 Nominal voltage: 1.55 V
 Diameter: 6.8 mm
 Height (thickness): 1.6 mm
 Intended use: single‑use (primary) button/coin cell
 Packaging: single cell included
How to use
Replace the depleted cell with the Energizer 321 following the device manufacturer's instructions. Ensure correct polarity when inserting the battery and avoid forcing the cell into the holder to prevent damage to the device contacts. Dispose of the used battery according to local regulations for single‑use batteries; do not attempt to recharge a primary silver‑oxide cell. Keep the spare and used cells away from children and pets to prevent accidental ingestion.
Usage recommendations
Store unused cells in a cool, dry place and avoid prolonged exposure to high temperatures or humidity to preserve capacity. For devices requiring long shelf life and accurate timekeeping, replace the battery promptly when low voltage is indicated to maintain device accuracy and prevent potential malfunctions.

## 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 | 15 mAh |
| Product colour | Silver |

### Other features

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 1.6 mm |
| Width | 6.8 mm |
| Depth | 6.8 mm |
| Diameter | 6.8 mm |

## FAQ

### How much does the Energizer 321 button battery Silver‑Oxide 1.55 V 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 — 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 15.07.2026 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 Energizer 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 Energizer 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, 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/1873787/64056114_large.webp