Generator Battery Excellent starting ability with higher cranking power to weight ratio High charge retention characteristics with ability to perform even under partial state-of-charge condition Superior maintenance free characteristics through advanced Ca-Ca technology requiring topping up once only in 9 months under standard operating condition Battery size rationalized to suit different Genset ratings Special lid design makes the battery spill-resistant Vent caps with advanced flame arrestors and micro porous filter disc to arrest acid fumes Excellent storage life Delivered factory charged and in ready-to-use condition