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Battery testers, chargers, powerful jump starters and monitoring systems for 12 and 24v vehicles

Handheld tools, Scan tool adapter cables, Oscilloscopes, borescopes electrical testing equipment and more

Ultimate9 electronic throttle controllers to get the most out of your vehicle

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Various monitoring systems so you can see exactly whats going on with your vehicle

Get the most out of your vehicle and completely eliminate lag with an electronic throttle controller

Know whats going on with your vehicle at all times with our range of different monitoring systems, gauges and heads up display units.

JDM accessories, Carbon fibre trims, bodykits and more

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KONNWEI KW510 Battery Charger + Tester + Repairer

KONNWEI KW510 3-in-one Battery Charger + Tester + Repairer

12V 4Ah-100Ah car battery can be charged fully within 12 hours

Battery Test: Test batteries either IN/OUT of the vehicle accurate results in milliseconds, analysis result with Good or Replace.

Large and easy-to-read Test results based on CA,CCA,BCI,MCA,JIS,SAE,EN,DIN and IECS Standards.

Vehicle cranking system test, cranking time, voltage and status. vehicle charging system tests load voltage, unloaded voltage, ripple status and charging system status.

Battery Recharge : 12V 4Ah-100Ah car battery can be charged full power within 12 hours

 Battery Repair: Restore the capacity of the battery by repairing the car battery, extending the service life of the battery, and improving the performance of the battery.

Application: For all automotive cranking lead acid batteries, including ordinary lead acid batteries, AGM flat plate batteries, AGM spiral batteries, EFB and Gel batteries, etc. 


Even if the positive and negative poles are connected reversely, there will be reverse protection and will not damage the battery.
Provides unique indication of battery conditions. Besides, this analyzer also provides checks the Alternator's charging and Starter's cranking conditions..

Able to test condition of discharged battery, Consistent and repeatable results.

Never discharges or drain the battery.
lt is maintenance-free and no internal batteries are required.
Powers up when connected to the battery posts during testing.

Safe charging trickle charger

Free Shipping 

After-sales support 

Product will come with a one year warranty 

30-day money-back guarantee - we guarantee you'll love it or you'll get your money back