Perfect not only for professionalsPrecise and reliable data reading, Simple operation, Large LCD display, Robust designThe Qoltec battery tester is an advanced technology for testing and diagnosing battery problems. The ideal tool for anyone who wants to know exactly the current state of their battery, not just for specialists. You can now easily check the cause of the problem and avoid serious breakdowns and costly diagnostics, e.g. at the car repair shop.Our device is :- Simple and intuitive operation,- Large and clear LCD display,- No additional battery supply required,- Robust design,- Compact size,- Fully compatible with 12V and 24V batteries,- Precise and reliable data reading.Precise and reliable readingPrecise Diagnosis, Rapid Detection of FailuresThe easy-to-read LCD display is one of the many advantages of this product. All the parameters in one place. With the Qoltec Battery Tester, analysing battery health results becomes easier than ever. You can measure the voltage of the battery, the CCA current of the starting current, check the condition and life of the battery, measure the internal resistance of the battery and quickly detect a fault.TOP-LEVEL BATTERY DIAGNOSTICSSupports AGM, GEL, VRLA, EFB and STD batteries with capacities from 3Ah to 250AhThe Qoltec battery tester is characterised by the fact that it uses advanced conductivity testing technology to provide accurate measurement results for AGM, GEL, VRLA, EFB, STD batteries. Remember, an incorrect test reading, does not always mean the battery is faulty, corrosion and all sorts of debris can affect the measurement, so it is worth cleaning the areas you are applying the probes to before the measurement.Always have it with you - to feel saferReverse polarity protection, compact dimensionsHaving your own battery tester can in many cases save you from many unpleasant situations - you can check the state of your battery at any time. What's more, thanks to its compact size and light weight, you can always carry it with you, and you can also store it in the glove box of your car and check the state of your battery when you are away from home. Battery voltage decreases with long use and frequent checks will allow you to detect abnormalities early.Equipped with reverse polarity protection to protect it in the event of accidental incorrect wiring and a range of other safety features. Confidence confirmed by a warrantyProduct with 24 months guaranteeDo you care about the high quality of the product you are buying? Our solutions will meet your expectations. The chargers we offer come with a 24-month guarantee from the date of purchase.