Luminous Optimus Smart LCD display with unique indication that displays backup and charging time, along with Mains On, Eco/UPS Mode.It super charge the battery with Maximum charging current 18A. Appliances run without noise and last longer. It supports all types of batteries like flat plate, tubular, VRLA, SMF – gives you the flexibility to choose from a wide range of batteries. Luminous Optimus display is one of the State of the art LCD display which shows real time Inverter battery performance statistics