# Button/coin lithium battery Varta CR2450 — single-use, 24.5 mm diameter, 5 mm height

**URL:** https://aio.lv/en/product--varta-312002--11879760
**Data updated:** 2026-03-09 20:47 (EET)
**Category:** Batteries
**Manufacturer:** Varta
**Manufacturer code:** 312002
**EAN:** 4008496043712
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 9.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--varta-312002--11879760

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Varta CR2450 is a single-use lithium button/coin cell battery with a nominal diameter of 24.5 mm and height of 5 mm. Designed for low-drain devices such as key fobs, watches, calculators, sensors and small electronics, it provides stable voltage for timekeeping and memory backup. Weight: 6.2 g. Suitable where long shelf life and compact size are required.

## Long description

Varta CR2450 is a single-use lithium button/coin cell battery with a nominal diameter of 24.5 mm and a height of 5 mm. Designed for compact low-drain devices, it supplies a stable 3 V output suitable for timekeeping and memory backup. The battery is lightweight (approximately 6.2 g) and intended for applications that require a long shelf life and reliable small-format power.
Advantages
The CR2450 delivers consistent voltage over its discharge period and benefits from a corrosion-resistant metal shell that improves conductivity. Its chemistry is mercury-free and optimised for long storage life, making it suitable for devices that need dependable standby power. The compact diameter and thin profile allow integration into small housings while maintaining reliable performance for time-sensitive and low-current electronics.
Suitable for
Key fobs and remote controls
Watches and timekeeping modules
Calculators and small handheld electronics
Sensors, alarm memory backup and small IoT devices
Key specifications
Cell type: single-use lithium button/coin cell
Nominal voltage: 3 V
Nominal diameter: 24.5 mm
Height/thickness: 5 mm
Typical weight: 6.2 g
Chemistry: lithium, mercury-free
How to use
Install the CR2450 with correct polarity indicated in the device battery compartment, ensuring the positive (+) side faces the contact as specified by the device manufacturer. Avoid short-circuiting the terminals and do not attempt to recharge the battery. Replace with a new identical-type battery when device performance or timekeeping accuracy degrades. Dispose of used batteries according to local regulations for battery recycling or hazardous waste.
Usage recommendations
Store batteries at room temperature in a dry place away from metal objects to prevent accidental short circuits. Use within the manufacturer’s recommended shelf-life period to ensure optimal performance. Keep out of reach of children and follow device manufacturer guidance for battery replacement intervals.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery type | Single-use battery |
| Battery size(s) | CR2450 |
| Battery technology | Lithium |
| Battery voltage | 3 V |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 560 mAh |
| Product colour | Metallic |

### Other features

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

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.0062 kg |
| Height | 5 mm |
| Diameter | 24.5 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | -20 - 60 |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 10 g |
| Package depth | 7.5 mm |
| Package height | 65 mm |
| Package width | 56 mm |
| Package type | Blister |

## FAQ

### How much does the Varta CR2450 lithium button cell battery cost, and is it available for purchase?

The price is 11.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 08.07.2026 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, battery size(s), 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.

### Where can I download the instructions for Varta CR2450 lithium button cell battery?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11879760/67426327_large.webp