For 12 V batteries from 14 to 150 Ah. For charging larger batteries in caravans, motorhomes, boats, and motor vehicles. Fully automatic 8-step charger with a charging current of 7 A for 12 V batteries between 14 Ah and 150 Ah, as well as for trickle charging batteries up to 225 Ah. It features battery diagnostics that determine whether the battery can accept and hold a charge, a special Recond mode for reconditioning deeply discharged batteries where acid stratification has occurred, a winter program for charging in cold environments, and an option for AGM batteries. Can also be used as a power source to power 12 V devices up to 7 A. Technical specifications: Battery types: all types of lead-acid batteries, wet, maintenance-free, Ca/Ca, AGM, GEL Power supply: 220 - 240 V AC / 50 - 60 Hz Start voltage: 2.0 V Charging voltage: 13.6 / 14.4 / 14.7 / 15.8 V Charging current: max. 7 A Battery capacity: 14 - 150 Ah charging / 14 - 225 Ah maintenance Weight: 0.8 kg Item Type Version Charger Battery Type AGM, Lead-Calcium, Lead-Acid, Ca/Ca (Calcium), EFB, Gel, Lithium, MTF, Standard, Acid Battery, VRLA, Maintenance-Free Features Reconditioning Program (Recond Mode), Power Supply Source (Supply Mode) Area of Use Boat, Bus, Truck, Motorhome Main Color Black Charging Current / Load Capacity 7.0 A Secondary Color Silver Voltage 12 V