With EU wall plug. 7-step; 4-bank 12V 0.8A battery charger-tester-maintainer for 4 x Lead Acid; AGM & GEL 12V batteries from 3 to 50Ah. Recovers sulphated batteries and then tests after charging. Maintains 4 batteries independently from eachother. The automatic maintenance program provides what the battery needs; never overcharges; never undercharges. - Charging Amps: 0.8A (constant current; per bank) - Indoor / Outdoor (lowest temperature: -4°F / -20°C) - Save: Low Volt Start of 2V + 2 step desulphation recovery - For 4 x Lead Acid; AGM & GEL 12V batteries from 3 to 50Ah - Input: Global (100-240V 50-60Hz); high efficiency (CEC listed); fully sealed - Weatherproof case with wall mounts - Incl. 6ft / 180cm AC supply lead and 4 x 6ft / 180cm charge lead ending in SAE connector. 4 x Weatherproof battery lead & 4 x standard battery clip set included - No risk of overcharging - Sparks suppressed - Safe for vehicle electronics - Safe for long-term battery maintenance - Automatic shut-down if short-circuited or battery disconnected