# Rechargeable Li-Ion Battery AVACOM for Sony Ericsson S510i K770 3.6V 930mAh (replacement BST-38)

**URL:** https://aio.lv/en/product--avacom-gsse-bst38-s930--4154406
**Data updated:** 2026-04-12 10:49 (EEST)
**Category:** Portable Device Batteries
**Manufacturer:** AVACOM
**Manufacturer code:** GSSE-BST38-S930
**EAN:** 8591849073420
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.49 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 8.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--avacom-gsse-bst38-s930--4154406

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

AVACOM rechargeable Li-Ion battery compatible with Sony Ericsson S510i and K770 (replacement for BST-38). Nominal voltage 3.6V and capacity 930mAh provide reliable power for calls, messaging and mobile apps. Designed as a direct replacement cell, it supports standard charging and restores device portability for everyday use.

## Long description

AVACOM rechargeable Li-Ion battery designed as a direct replacement for Sony Ericsson BST-38. With a nominal voltage of 3.6 V and a capacity of 930 mAh, this battery restores power to compatible mobile phones and supports standard charging. It is intended as a functional replacement cell to extend device runtime for calls, messaging and mobile apps.
Advantages
This AVACOM battery matches the voltage and capacity specifications of the original BST-38 and is built for compatibility with the listed Sony Ericsson models. Its Li-Ion chemistry provides stable voltage output and low self-discharge for reliable everyday use. The battery is a direct replacement cell intended to fit the original battery compartment and accept standard chargers.
Suitable for
Restoring power in older Sony Ericsson phones that use BST-38 style batteries
Replacing a worn or degraded battery in daily-use mobile phones
Maintaining mobility for calls, SMS and light app use on compatible models
When it may not be suitable
This battery is designed specifically as a replacement for BST-38 and is not suitable for phones that require a different battery form factor, voltage or connector. It may not support heavy power-demand applications or modern smartphones that require higher capacities or different battery technology.
Key specifications
Chemistry: Lithium-ion (Li-Ion)
Nominal voltage: 3.6 V
Capacity: 930 mAh
Compatibility: Replacement for BST-38 style batteries for compatible Sony Ericsson models
Intended use: Rechargeable mobile phone battery
How to use
Turn off the phone before replacing the battery. Remove the back cover and original battery according to the phone manufacturer’s instructions, then insert the AVACOM battery in the correct orientation. Replace the back cover and charge the phone with a compatible charger until fully charged. Follow normal charging and device safety practices during use.
What to consider before purchase
Confirm your phone model is listed among the compatible Sony Ericsson models that use BST-38 style batteries
Ensure the device’s battery compartment and connector match the replacement cell form factor
Be aware that capacity and runtime depend on device condition and usage patterns
Usage recommendations
For best results, use a manufacturer-recommended or properly rated charger, avoid exposing the battery to high temperatures, and replace the battery when runtime becomes noticeably shorter than expected.

## FAQ

### How much does the AVACOM Li-Ion Battery for Sony Ericsson S510i K770 3.6V 930mAh cost, and is it available for purchase?

The price is 10.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 09.07.2026 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 AVACOM 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 AVACOM 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/4154406/51087665_large.webp