# Replacement laptop battery Mentor KV690 — 6-cell Li‑Ion 11.55V 8615mAh (100Wh) for Dell Precision 5680/5690, black

**URL:** https://aio.lv/en/product--mentor-kv690-bti--11829557
**Data updated:** 2026-03-09 14:38 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Mentor
**Manufacturer code:** KV690-BTI
**EAN:** 886734899093
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 132.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 109.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mentor-kv690-bti--11829557

## 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 | 1.99 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Mentor KV690 is a 6‑cell replacement Li‑Ion battery designed for Dell Precision 5680 and 5690 laptops. It provides 11.55 V nominal voltage and 8615 mAh (100 Wh) capacity to restore mobile runtime for professional workstations. Supplied as a single black battery, it suits power-hungry tasks, on‑the‑go productivity and field use where original capacity needs replacement.

## Long description

Mentor KV690 is a 6-cell replacement Li‑Ion battery designed to restore mobile runtime for Dell Precision 5680 and 5690 professional workstations. With a nominal voltage of 11.55 V and a capacity of 8615 mAh (100 Wh), this single black battery is intended as a direct replacement to recover original operating time for demanding applications and extended field use.
Advantages
The Mentor KV690 uses Lithium‑Ion cell technology to provide a balance of energy density and stable output voltage, enabling longer runtime compared with lower-capacity replacements. Its 100 Wh capacity complies with high-performance laptop power needs while remaining within typical airline carry-on limits where applicable. As a single-unit replacement in black finish, it integrates with the laptop form factor and offers a straightforward swap for worn or degraded batteries.
Suitable for
Professionals using Dell Precision 5680 and 5690 workstations
On-the-go computing and extended mobile productivity
Fieldwork and remote sites requiring reliable power
Replacing worn or underperforming original batteries
Key specifications
Battery technology: Lithium‑Ion (Li‑Ion)
Capacity: 8615 mAh (100 Wh)
Nominal voltage: 11.55 V
Cell configuration: 6‑cell pack
Colour: Black
Included items: 1 battery
How to use
Power down the Dell Precision 5680 or 5690 and disconnect any external power sources before replacing the battery. Follow the laptop manufacturer's instructions to remove the existing battery, align the Mentor KV690 in the battery bay, and secure it according to the device's mounting points. After installation, connect the AC adapter and allow the system to recognize the new battery; perform a full charge cycle to calibrate battery level reporting if recommended by the laptop manufacturer.
Usage recommendations
For optimal longevity, store the battery at moderate charge (around 40–60%) if not used for extended periods, avoid extreme temperatures, and use the laptop's power management settings to reduce unnecessary discharge cycles. Replace the battery when runtime no longer meets your requirements and dispose of the used battery in accordance with local recycling regulations.

## Specifications

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Battery

| Feature | Value |
|---|---|
| Compatible products | PRECISION 5680, PRECISION 5690 |
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery capacity | 8615 mAh |
| Number of battery cells | 6 |
| Battery voltage | 11.55 V |
| Battery capacity | 100 Wh |
| Number of batteries included | 1 pc(s) |
| Product colour | Black |

### Technical details

| Feature | Value |
|---|---|
| Brand compatibility | Dell |

## FAQ

### How much does the Mentor KV690 6-cell Li-Ion battery for Dell Precision cost, and is it available for purchase?

The price is 132.49 € (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 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, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Mentor KV690 6-cell Li-Ion battery for Dell Precision be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Mentor 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 Mentor 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, product colour, 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.

### Where can I download the instructions for Mentor KV690 6-cell Li-Ion battery for Dell Precision?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11829557/67284462_large.webp