# Battery Blue Star BL-4CT for Nokia 5310 / X3-01 / 6600 fold — Li-Ion 950 mAh

**URL:** https://aio.lv/en/product--blue-star-bs-bl-4ct--226801
**Data updated:** 2026-02-28 18:57 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** blue star
**Manufacturer code:** BS-BL-4CT
**EAN:** 5901737117830
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Replacement Blue Star BL-4CT rechargeable battery compatible with Nokia 5310, X3-01 and 6600 fold models. Lithium‑ion chemistry, nominal capacity 950 mAh, designed for mobile phone power supply and standby use. Suitable for restoring original run time, supporting calls, messaging and basic phone functions in everyday use.

## Long description

BlueStar offers a range of accessories for mobile phones and mobile devices. The BlueStar BS-BL-4CT battery is a high-quality analog replacement battery with equivalent functionality and warranty as the original. It is intended as a direct replacement for phones that use the BL-4CT battery type and provides 950 mAh capacity in a Li-Ion chemistry.
Advantages
The battery delivers a rated capacity of 950 mAh and uses lithium-ion technology for stable power delivery. It is produced to match the dimensions and electrical characteristics of original BL-4CT batteries, enabling straightforward replacement and compatible performance. BlueStar products emphasize durability and the use of quality materials.
Suitable for (tasks / use cases)
Replacing a worn or failing battery in compatible mobile phones
Keeping a spare battery for extended use away from chargers
Restoring mobile device portability when original battery no longer holds charge
Key specifications
Battery type: Lithium-ion (Li-Ion)
Nominal capacity: 950 mAh
Form factor: Removable phone battery (BL-4CT compatible)
Intended use: Mobile phone power source / replacement battery
How to use
Power down the mobile phone before replacing the battery. Remove the back cover according to the phone manufacturer’s instructions, extract the old battery and insert the BlueStar BL-4CT replacement making sure contacts align. Reattach the back cover and power on the device. Charge the new battery fully before first use following standard charging procedures for Li-Ion batteries.
Usage recommendations
Use the battery with compatible phone models listed by the manufacturer. Avoid exposing the battery to high temperatures, moisture, or mechanical damage. Dispose of the battery according to local regulations for electronic waste and follow safety instructions for lithium-ion cells.

## FAQ

### 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 blue star 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 blue star 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

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