# Battery 2-Power 7.6V 4400mAh Li-Polymer Laptop Battery

**URL:** https://aio.lv/en/product--2-power-cbp3585a--366344
**Data updated:** 2025-12-28 21:17 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** 2-Power
**Manufacturer code:** CBP3585A
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 46.27 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--2-power-cbp3585a--366344

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The 2-Power 7.6V 4400mAh Li-Polymer Laptop Battery is designed for Lenovo laptops. It offers reliable power with a capacity of 4400mAh, ensuring long-lasting performance. This lightweight and durable battery is easy to install and provides a stable power supply for your device, enhancing your laptop's usability and efficiency.

## Long description

2-Power 7.6V 4400mAh Li-Polymer Laptop Battery for Lenovo models provides a reliable replacement power source designed to restore portable operation. Manufactured with high-grade lithium‑polymer cells, the battery delivers steady voltage and is engineered for compatibility with specified Lenovo model U31-70. It is lightweight and intended for straightforward installation to extend run-time between charges.
Advantages
This 2-Power Li-Polymer battery offers stable output and rapid recharge characteristics thanks to quality cells sourced from established manufacturers. Its construction reduces the risk of overheating and short circuits by incorporating monitoring features that supervise charging and discharging. The pack is durable and compact, contributing minimal additional weight to the laptop.
Suitable for
Replacement battery for Lenovo U31-70
Users needing longer unplugged operation for productivity or travel
Repair shops performing battery swaps on compatible Lenovo laptops
Key specifications
Brand: 2-Power
Model / MPN: CBP3585A
Nominal voltage: 7.6 V
Capacity: 4400 mAh
Battery chemistry: Lithium Polymer (LiPo)
Compatible product example: U31-70
Weight: 0.149 kg
How to use
Power down the laptop and remove any external power source. Follow the manufacturer’s instructions for battery removal on your Lenovo model, replace the original pack with the 2-Power battery ensuring proper alignment of contacts, then reassemble the laptop. After installation, charge the battery fully before first use to allow the battery monitoring system to calibrate and to ensure accurate capacity reporting.
Usage recommendations
Store and use the battery at moderate temperatures, avoid exposure to moisture and physical damage, and use the laptop’s original charger or a compatible charger recommended by the laptop manufacturer. If the battery shows signs of swelling, overheating, or failure, discontinue use and replace it promptly.

## Specifications

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84732990 |
| Compliance certificates | RoHS |

### Battery

| Feature | Value |
|---|---|
| Compatible products | U31-70 |
| Battery technology | Lithium Polymer (LiPo) |
| Battery capacity | 3800 mAh |
| Battery voltage | 7.6 V |
| Battery capacity | 29 Wh |
| Number of batteries included | 1 pc(s) |
| Certification | CE |

### Technical details

| Feature | Value |
|---|---|
| Type | Battery |
| Brand compatibility | Lenovo |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.149 kg |
| Height | 7 mm |
| Width | 88 mm |
| Depth | 199 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package depth | 153 mm |
| Package height | 32 mm |
| Package width | 162 mm |

## FAQ

### How much does the Battery 2-Power 7.6V 4400mAh cost, and is it available for purchase?

The price is 55.99 € (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 01.07.2026 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. 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 2-Power 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 2-Power 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: compatible products, battery technology, battery capacity, weight, 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/366344/65711688_large.webp