ON&ON products have been a Hallmark of Quality right form its introduction.produced under stringent quality norms with strict enforcement of the ISO Quality Standards, These peoduct show a high efficiency in their performance.*Designed to with stand frequent and long power cuts*Extra thick tabular plates & hear sealed * Assembled ... in quality polypropylene containers with plate holding cradle * Special Lead Alloy encompass virgin active materials*Auto controlled electrode formation *Micro porous ceramic vent cum sealed floats plugs to reduce topping up frequency.* resistance to corrosion and high ambient temperature. *Ultra Low Maintenance & abuse resistant * replacement guarantee for any manufacture defects. * Eco friendly and pollution free+ More