# 2-Power CBP3804A Laptop Battery 3635mAh 11.4V

**URL:** https://aio.lv/en/product--2-power-cbp3804a--12523379
**Data updated:** 2026-06-17 08:24 (EEST)
**Category:** Portable Device Batteries
**Manufacturer:** 2-Power
**Manufacturer code:** CBP3804A
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 52.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 43.38 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--2-power-cbp3804a--12523379

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The 2-Power CBP3804A is a high-quality replacement laptop battery designed for reliable performance. It features a capacity of 3635 mAh and 41 Wh, operating at a voltage of 11.4 V. This battery is engineered to provide consistent power for compatible portable devices, ensuring extended runtime and efficient operation for your laptop. Ideal for replacing worn-out batteries to restore original device mobility.

## Long description

The 2-Power CBP3804A is a high-quality replacement laptop battery engineered to restore the original performance and mobility of your portable device. Designed with precision, this battery pack provides a reliable power source for compatible Lenovo ThinkPad models, ensuring your laptop operates efficiently throughout the day. By utilizing advanced lithium-ion technology, it offers a stable power output that meets the demands of modern computing tasks.
Advantages
This battery pack stands out due to its use of high-grade cells sourced from reputable manufacturers, which contributes to its overall longevity and consistent power delivery. The integration of SmartWatch Protect technology provides an essential layer of safety by monitoring the battery during both charging and discharging cycles. This system effectively guards against common electrical hazards such as short-circuiting and overheating, thereby extending the lifespan of both the battery and your laptop. Furthermore, the battery is optimized for efficient charging, allowing you to spend more time working unplugged and less time tethered to a power outlet.
Suitable for
Replacing degraded or faulty batteries in Lenovo ThinkPad Toga 11e 3rd Gen laptops.
Users requiring extended runtime for mobile work environments.
Restoring original device portability for students and professionals.
This battery may not be suitable for laptop models that are not explicitly listed as compatible with the CBP3804A specifications. Attempting to install this unit in an incompatible device may result in poor performance, failure to charge, or potential damage to the laptop hardware.
Key specifications
Capacity: 3635 mAh
Energy: 41 Wh
Voltage: 11.4 V
Weight: 153 g
To install the battery, first ensure your laptop is completely powered off and disconnected from the AC adapter. Remove the base cover or the existing battery compartment access panel according to your laptop manufacturer's service manual. Carefully disconnect the old battery connector, remove the unit, and insert the 2-Power replacement, ensuring the connector is firmly seated. Once installed, replace the cover and charge the battery fully before its first use to calibrate the power management system.
What to consider before purchase
Verify your laptop model number matches the compatibility list.
Check the voltage and capacity requirements of your original battery.
Ensure you have the necessary tools to open your laptop chassis.
For optimal performance, it is recommended to perform a full charge and discharge cycle when first installing the battery. Avoid exposing the battery to extreme temperatures and ensure that your laptop's ventilation remains unobstructed to prevent overheating during operation.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery capacity | 3635 mAh |
| Number of battery cells | 3 |
| Battery voltage | 11.4 V |
| Battery capacity | 41 Wh |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.153 kg |

## FAQ

### How much does the 2-Power CBP3804A Laptop Battery cost, and is it available for purchase?

The price is 52.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 20.07.2026 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: 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/12523379/68876509_large.webp