# CMOS Battery Lenovo CR2016 3V for 5B10W13978 compatible laptops

**URL:** https://aio.lv/en/product--lenovo-5b10w13978--5005495
**Data updated:** 2026-02-12 14:16 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B10W13978
**EAN:** 5704174830887
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 19.49 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 16.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b10w13978--5005495

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Lithium CMOS battery Lenovo CR2016 3V intended as a replacement for part number 5B10W13978. Designed to preserve BIOS settings, system clock and basic motherboard functions when main power is disconnected. Compact coin-cell format suitable for compatible Lenovo laptops and motherboards; simple to install and provides long shelf life for reliable backup power.

## Long description

Lenovo CR2016 3V CMOS battery is a coin-cell lithium replacement designed to maintain BIOS settings, system time and basic motherboard functions when a laptop is powered off or its main battery is removed. This compact battery matches the physical size and voltage required by compatible Lenovo laptops and motherboards, making it a suitable service part for restoring CMOS backup power quickly and reliably.
Advantages
The battery provides stable 3V output in a compact CR2016 form factor with low self-discharge for long shelf life and extended standby retention. Its coin-cell design allows straightforward, tool-light replacement in devices that accept CR2016 format cells. The chemistry and construction are chosen to deliver consistent backup voltage for CMOS circuits and a predictable service life under normal storage and use conditions.
Suitable for
Restoring BIOS settings and system clock on compatible Lenovo laptops
Replacing depleted motherboard CMOS batteries during repairs or maintenance
Use in small electronics and embedded systems that require a CR2016 3V cell
Key specifications
Cell type: lithium coin cell (CR2016 form factor)
Nominal voltage: 3 volts
Typical use: CMOS/RTC backup power
Physical dimensions: standard 20 mm diameter, 1.6 mm thickness
Storage life: long shelf life with low self-discharge typical of lithium coin cells
How to use
Power down the laptop and disconnect mains and main battery before replacing the CMOS battery. Access the battery location according to the device service manual or manufacturer guidance, carefully remove the old coin cell and install the CR2016 ensuring correct polarity orientation. Reassemble the device and power it on to confirm BIOS settings and system time are retained; if necessary, enter BIOS setup to restore any custom settings.
Usage recommendations
Store unused batteries in a cool, dry place away from direct sunlight and high temperatures. Do not attempt to recharge, short-circuit, disassemble or expose the battery to fire. Dispose of used batteries according to local regulations for battery recycling.

## FAQ

### How much does the CMOS Battery Lenovo CR2016 3V (5B10W13978) cost, and is it available for purchase?

The price is 19.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 42 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 16.07.2026 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 Lenovo 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 Lenovo 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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