Car Battery Charger & Battery Tester – TestnCharge


Check why your battery is going flat and Charge* your battery with an intelligent charger.

  • Works with a wide range of 12v batteries types (Lithium, Lead, AGM etc.)
  • Advanced Chip controlled smart automatic charging cycle
  • Test your battery & charging* system
  • Charging will Auto-Restart if power interrupted
  • Heavy-Duty Clamps & 60cm Cable Length
  • Count Down Till Battery Charged
  • 2Ah to 120Ah batteries covered
  • Test*, Charge*, Maintain and Repair batteries
  • It can use as a trickle charger
  • Small size
  • Easy to use & easy to read LCD screen
  • 12 Month Warranty.
  • Australian Support. 
(9 customer reviews)
SKU: BWTNC Category:

Car Battery Smart Charger and Battery Tester all in one unit!

The Battwatcher TestnCharge battery charger and battery tester. Allows you to test your battery and charging system and also charge your 12v batteries with an intelligent charge cycle. Easy to use to test your battery and charge system so you can work out if the issue if your battery or your charge system in your vehicle. Just connect to battery and in a few clicks you have your test results. For charging this system uses an advanced microprocessor to control how the battery is charged and understand what the battery needs giving you unrivalled performance for battery charging on common batteries from 2-120Ah ensuring your batteries are always charged correctly and safely. Small in size means you can leave this in the car, shed or wherever you might need it.

When you have an issue with your batteries having a charger by itself is ok but you need something to help you work out why the battery went flat in the first place. That’s where the TestnCharge unit comes into play. You have three test that can be easily run with just a click of a button these test include:

Battery Test

This will run a full battery test and give you the current health of the battery. Easily and quickly letting you know if the battery needs to be replaced.

Cranking Test

This will test how your battery performs when under load cranking. This is an important test as shows how your battery preforms when under the heaviest load it gets.

Charging Test

This will test that your charging system is working fine and your battery is getting the charge it needs.

Intelligent Auto Charging

Means that your battery will always be charged in the best possible way and makes it easy for your to charge your battery as all you need to do is hook it up and press auto charge. The easy to read LCD will then display the real time status of your charging and stop when your battery is full. The best and smartest car battery charger in the market! Can also be used as a tickle charger.


  • Reverse polarity protection: So if you hook it up the wrong way by mistake there will be no problems caused.
  • Built in temperature protection: If it gets too hot the system will auto shut down.
  • Leakage Protection: As soon as battery clips are removed power will shut down.
  • Built from ABS flame resistant material to ensure your safety.
  • Charge a wide range of batteries: Flooded, Gel Cell, AGM, Lithium, EFB or any maintenance free battery.
  • Charge battery sizes from 2Ah to 120Ah.
  • Advance smart charging cycles.
  • Small form factor with an easy to read LCD.
  • Test, Charge*, Maintain or Repair your 12v batteries.

*Note that if a battery is completely dead/flat this charger won’t be able to charge it or power on even when hooked up to a power source/outlet. Lithium batteries cannot be tested with this device but can be charged.

9 reviews for Car Battery Charger & Battery Tester – TestnCharge

  1. Keith B.

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    Get product works well. Love it.

  2. Catherine Gordon

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    Works really great thanks

  3. Chris Elliott

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    Excellent product highly recommend would purchases again


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    Awesome product, charges battery quickly, tests battery and charging system. There are other options but I have not been able to test them at the moment. Well worth the money.?????

  5. jack flack

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