---
product_id: 377153374
title: "KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover"
brand: "konnwei"
price: "$17"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/377153374-konnwei-kw650-6v-12v-car-battery-r-100-2000-cca
store_origin: NZ
region: New Zealand
---

# 100-2000 CCA testing range >99.5% testing accuracy 6V & 12V battery compatibility KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover

**Brand:** konnwei
**Price:** $17
**Availability:** ✅ In Stock

## Summary

> 🔧 Diagnose like a pro, drive with confidence!

## Quick Answers

- **What is this?** KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover by konnwei
- **How much does it cost?** $17 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/377153374-konnwei-kw650-6v-12v-car-battery-r-100-2000-cca)

## Best For

- konnwei enthusiasts

## Why This Product

- Trusted konnwei brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Waveform Wizardry:** Exclusive one-key voltage waveform analysis for real-time battery health insights and professional diagnostics.
- • **Dual Voltage Mastery:** Seamlessly tests both 6V and 12V batteries across cars, boats, motorcycles, and lawn mowers.
- • **Precision Powerhouse:** Powered by STM-32 chip delivering lightning-fast, ultra-accurate results trusted by US Midtronics standards.
- • **Starter & Alternator Specialist:** Beyond batteries—diagnose your vehicle’s starter and alternator with multi-language support for global pros.
- • **Comprehensive Battery Intelligence:** Displays voltage, internal resistance, CCA, health, and charge status with expert replacement or charging advice.

## Overview

The KONNWEI KW650 is a cutting-edge automotive battery and alternator tester designed for 6V and 12V batteries with a wide 100-2000 CCA range. Featuring exclusive waveform analysis and over 99.5% accuracy powered by an STM-32 chip, it delivers rapid, reliable diagnostics for cars, boats, motorcycles, and lawn mowers. This compact, multi-language device not only tests battery health but also evaluates starter and alternator performance, providing actionable insights to prevent unexpected failures and keep your vehicle running smoothly.

## Description

KW650 Battery Tester

## Features

- 【6 & 12 Volts Battery r】 As the upgraded version of KW600, KW650 can test all 6V and 12V 100-2000CCA batteries including regular flooded, AGM flat plate, AGM spiral, or gel batteries. The perfect automotive battery rs to diagnose the batteries of car, boat, lawn mowers, etc.
- 【One-key Waveform Analysis】The exclusive function on KW650 battery analyzer is the voltage waveform analysis, for the beginners, it helps to track the real-time voltage changing to find the battery issue, for the professional repair store, it’s continuous voltage monitoring results can be uploaded to computer then compare it to achieve the analysis of in-car systems.
- 【 >99.5% Accuracy】Thanks to KW650’s powerful STM-32 chip, it provides more than 99.5% precise testing reports within milliseconds(testing results refer to US Midtronics), greatly improved the testing speed compared to other battery rs. Besides KW650 is one of the few automotive battery and alternator rs that supports UPDATE function.
- 【Display Overall Batteries Data】Except give you the basic battery parameters such as voltage, internal resistance, cold cranking amp, battery health and charge status, KW650 load r will also give professional advice based on these data then you can decide whether to replace or charge the battery, help you know battery status in advance to prevent possible battery failures.
- 【Starter& Alternator r】KW650 is not only a great battery load r that tests batteries cranking & charging system but also can test alternator's charging and starter's cranking conditions. And it can switch up to 12 languages for different needs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | KONNWEI |
| Brand | KONNWEI |
| Product Dimensions | 2 x 7 x 12.5 cm; 387.7 g |
| Item model number | KW650 |
| Manufacturer Part Number | KW650 |
| Voltage | 12 Volts |
| Item Weight | 388 g |

## Product Details

- **Brand:** KONNWEI
- **Power source:** Battery Powered
- **Style:** professional
- **Item dimensions L x W x H:** 20 x 70 x 125 millimeters
- **Min. Operating voltage:** 6 Volts

## Images

![KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover - Image 1](https://m.media-amazon.com/images/I/61bSGT6eseS.jpg)
![KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover - Image 2](https://m.media-amazon.com/images/I/613apOMxy5L.jpg)
![KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover - Image 3](https://m.media-amazon.com/images/I/71lHyuk6UcL.jpg)
![KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover - Image 4](https://m.media-amazon.com/images/I/71F9Qf9RPoL.jpg)
![KONNWEI KW650 6V 12V Car Battery r, 100-2000 CCA Battery Load r Automotive Battery and Alternator r for Vehicles/Marine/Motorcycle/Lawn Mover - Image 5](https://m.media-amazon.com/images/I/61xGIUUspyL.jpg)

## Frequently Bought Together

- KONNWEI KW650 6V 12V Car Battery Tester, 100-2000 CCA Battery Load Tester Automotive Battery and Alternator Tester for Vehicles/Marine/Motorcycle/Lawn Mover
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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-03-07*