# CoreParts CMOS Backup Battery Lenovo RTC Battery for Miix 10 ThinkPad Tablet 2

**URL:** https://aio.lv/en/product--coreparts-mbxcmos-ba034--10432042
**Data updated:** 2025-12-30 08:39 (EET)
**Category:** Other Repair Parts
**Manufacturer:** CoreParts
**Manufacturer code:** MBXCMOS-BA034
**EAN:** 5706998720993
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 8.99 €
**Prices and availability valid until:** 2026-08-06 23:59
**Price without VAT (21%):** 7.43 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--coreparts-mbxcmos-ba034--10432042

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

The CoreParts CMOS Backup Battery is designed for Lenovo devices including Miix 10 and ThinkPad Tablet 2. This RTC battery ensures reliable performance and longevity, maintaining system settings and time even when the device is powered off. It is compatible with models such as 20327 and MIIX 2 11, providing essential power for your device's memory functions.

## Long description

The CoreParts CMOS Backup Battery (MBXCMOS-BA034) is a replacement RTC battery compatible with select Lenovo devices, including Miix 10 and ThinkPad Tablet 2. It maintains the system clock and BIOS/CMOS settings when the main battery or power is removed, offering a reliable alternative to the original battery for models such as 20327 and MIIX 2 11.
Advantages
This CMOS backup battery is manufactured by CoreParts to match the performance of the original Lenovo RTC cell. It provides stable voltage to preserve system time and configuration data, is produced by certified suppliers, and is suitable for repairs or board-level replacements where the original RTC battery has failed or lost capacity.
Suitable for
Lenovo Miix 10
Lenovo ThinkPad Tablet 2
Models referenced as 20327 and MIIX 2 11
Motherboard/BIOS CMOS battery replacement and repairs
Key specifications
Brand: CoreParts
Manufacturer part number (MPN): MBXCMOS-BA034
EAN: 5706998720993
Type: CMOS / RTC backup battery for Lenovo tablets
How to use
Power off the device and disconnect any external power sources. Open the device housing following the manufacturer’s service instructions to access the motherboard. Locate the existing CMOS/RTC battery, carefully remove it, and replace it with the CoreParts MBXCMOS-BA034, ensuring correct orientation and secure connection. Reassemble the device and restore power; verify that the system clock and BIOS settings are retained.
Usage recommendations
Handle the battery and internal components with anti-static precautions. If unsure about disassembly or compatibility, consult a qualified technician or refer to Lenovo service documentation before proceeding.

## Specifications

| Feature | Value |
|---|---|
| Type | RTC battery |
| Weight | 0.02 kg |
| Certification | CE |
| Battery technology | Lithium-Ion (Li-Ion) |
| Package weight | 30 g |
| Compatibility | 20327, Miix 10, MIIX 2 11, ThinkPad Tablet 2 3679-10.1 |
| Battery capacity | 75 mAh |
| Height | 25 mm |
| Width | 20 mm |
| Depth | 3 mm |
| Product colour | Green |
| Country of origin | China |
| Package depth | 29 mm |
| Package height | 76 mm |
| Package width | 86 mm |
| Battery voltage | 3 V |
| Brand compatibility | Lenovo |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 0.23 Wh |
| Quantity per pack | 1 pc(s) |

## FAQ

### How much does the CoreParts CMOS Backup Battery Lenovo Miix 10 ThinkPad Tablet 2 cost, and is it available for purchase?

The price is 8.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 138 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 21.07.2026 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: Cash payment, 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 CoreParts 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 CoreParts 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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