Luminous eco watt 1050 Inverters Enjoy hassle free battery maintenance with intelligent battery water level sensor which indicates when the connected luminous batteries require water top - up. Battery charging commences even at as low as 110v mains ac. Four selectable charging prou+fb01les customized to different battery types. Intelligent thermal management system keeps your system cool and shuts down the system during over temperature condition. No - load shutdown and auto holiday mode preserves battery charge leading to longer battery life. Very high charging current with 3 selectable current settings for quick charging of the battery. Protection overload with auto reset battery deep discharge protection with reset option ultra-fast short circuit protection battery reverse polarity protection