Fully automatic, 8A battery charger, suitable for lead acid and gel automotive and leisure batteries. For use with vehicles up to 2.5L. Automatically switches to a lower charging rate once the battery is fully charged, protecting it from overcharging. LED indicators show when "charged" or "charging". Polarity protection prevents damage if clamps are attached to the incorrect pole - the polarity indicator illuminates when clamps are on wrong poles. Ideal for DIY, enthusiasts and standard battery charging.