# Battery extra digital for Xiaomi Redmi 4 SM220052 4000mAh Li-ion

**URL:** https://aio.lv/en/product--extra-digital-sm220052--4113911
**Data updated:** 2025-12-29 15:39 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** extra digital
**Manufacturer code:** SM220052
**EAN:** 9990000220052
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.99 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 9.91 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--extra-digital-sm220052--4113911

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Replacement Li-ion battery by extra digital designed for Xiaomi Redmi 4, model SM220052, with 4000mAh capacity. Intended to restore or extend device runtime, it fits the specified phone model and supports standard charging procedures. Suitable for everyday use to improve battery life for calls, browsing and apps; installation requires following smartphone disassembly guidelines or professional service.

## Long description

Replacement battery by Extra Digital designed for Xiaomi Redmi 4 (model SM220052). This Li-ion battery restores or extends device runtime and is intended to fit the specified phone model. Capacity and electrical parameters are optimized for standard charging and everyday mobile use.
Advantages
High-quality Extra Digital lithium-ion cell with reduced charging time and extended service life compared with older batteries. Compatible with the original form factor for Xiaomi Redmi 4 and supplied with a 12-month manufacturer warranty. Manufactured by Extra Digital in the EU.
Suitable for
Replacing a worn or failing battery in Xiaomi Redmi 4
Restoring battery life for calls, browsing and apps
Use when professional installation or careful disassembly of the smartphone is possible
Key specifications
Model (MPN): SM220052
Capacity: 3200 mAh (source specification) — product label indicates 4000 mAh
Chemistry: Li‑polymer / Li‑ion (listed as lithium ion in product title and Li‑polymer in source)
Voltage: 3.7 V
Manufacturer: Extra Digital (EU)
Warranty: 12 months
How to use
Power off the phone and follow smartphone disassembly instructions for Xiaomi Redmi 4 or seek professional service to replace the battery. After installation, charge the battery with a compatible charger and perform normal charging cycles. Observe correct polarity and connector alignment during fitting.
Usage recommendations
Use original or certified chargers, avoid exposing the battery to extreme heat or moisture, and dispose of the old battery according to local electronic waste regulations. If unsure about installation, use a qualified technician.

## FAQ

### How much does the Battery extra digital Xiaomi Redmi 4 SM220052 cost, and is it available for purchase?

The price is 11.99 € (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 02.07.2026 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 extra digital 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 extra digital 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/4113911/10510362_large.webp