Featuring award-winning Swedish technology, the D250SE with dual input maximizes the battery capacity of your vehicle and is the ideal charger for vehicles without AC power. Powerful onboard charging while driving.The DS250SE is a fully automatic charger with five-stage charging process, providing up to 20 A for each lead-acid battery with a working voltage of 12 V or any lithium* type service battery from 40 to 300 Ah. It has selectable ÂLadealgorithmen for ÂBatterien of the type AGM and lithium* and can be operated by its ÂZweifacheingang via solar or ÂLichtmaschinen in parallel connection as well as wind power. When the service battery is fully charged, the D250SE automatically switches to trickle charge for the starter battery. The D250SE also delivers a stable current of up to 20 A in ÂFahrzeugen with Smart ÂGenerator and has a temperature sensor for charging optimized under all weather conditions. *) 12 V lithium batteries (LiFePO4, Li-Fe, Li-iron, LFP)This text is machine translated.