# KONWEI KW331 Battery Tester and Diagnostic Meter

**URL:** https://aio.lv/en/product--konwei-kw331--12629711
**Data updated:** 2026-08-27 04:58 (EEST)
**Category:** Measuring tools
**Manufacturer:** KONWEI
**Manufacturer code:** KW331
**EAN:** 5901890135597
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 31.49 €
**Prices and availability valid until:** 2026-10-19 23:59
**Price without VAT (21%):** 26.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--konwei-kw331--12629711

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.09.2026 | free |
| Pickup points | 02.10.2026 | 1.99 EUR |
| Courier delivery to door | 02.10.2026 | 4.99 EUR |

## Summary description

The KONWEI KW331 is a reliable battery tester and diagnostic meter designed for accurate evaluation of automotive battery performance. This digital testing tool provides essential readings on battery health, charge status, and overall electrical condition. Ideal for automotive maintenance, professional garages, and DIY vehicle checks, it ensures quick and efficient troubleshooting to prevent unexpected battery failures.

## Long description

The KONWEI KW331 Battery Tester and Diagnostic Meter is a reliable diagnostic tool engineered for accurate evaluation of automotive battery performance and overall electrical condition. Designed to provide essential readings on battery health and charge status, this digital device serves as an effective solution for routine vehicle maintenance, professional garage diagnostics, and quick DIY checks. By delivering precise analytical data, it helps users identify potential power issues early and prevents unexpected battery failures on the road.
Advantages
This battery tester offers high measurement accuracy, allowing users to quickly determine the exact condition of their vehicle battery without complex procedures. Its intuitive digital interface ensures straightforward operation for both professional mechanics and everyday car owners. The compact and robust design makes it convenient to store in a glove compartment or tool chest, ensuring that dependable diagnostic assistance is always within reach when needed.
Suitable for
Testing and evaluating 12V automotive batteries
Routine vehicle maintenance and pre-trip inspections
Diagnosing electrical health in professional garages
DIY vehicle checks and troubleshooting power issues at home
When it may not be suitable
This device is not designed for testing heavy-duty industrial batteries operating at higher voltages, such as 24V commercial truck systems. Additionally, it does not function as a battery charger or a jump starter, and it cannot restore or repair damaged or heavily sulfated battery cells.
Key specifications
Digital display screen for clear reading of test results
Evaluates battery health and charge status
Designed for automotive battery diagnostics
Compact handheld construction
How to use
Connect the tester clamps securely to the corresponding battery terminals, ensuring correct polarity matching with positive and negative posts. Power on the device and follow the on-screen prompts to run the diagnostic routine. Read the displayed metrics regarding battery health and charge status, then safely disconnect the clamps once the testing process is complete.
What to consider before purchase
Verify that your vehicle uses a compatible battery type and voltage
Confirm whether you need a basic diagnostic tester or a combined charging unit
Consider your frequency of use for automotive maintenance tasks
Usage recommendations: Always ensure the vehicle ignition is turned off before connecting or disconnecting the tester. Perform tests in a well-ventilated area away from open flames or sparks, and consult your vehicle or battery manual for specific voltage thresholds and maintenance guidelines.

## FAQ

### How much does the KONWEI KW331 Battery Tester cost, and is it available for purchase?

The price is 31.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 55 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 29.09.2026 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. 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 KONWEI 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 KONWEI 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

https://aio.lv/img/cache/product/12629711/69378344_large.webp