Luminous Battery – Inverlast ILTT 28060 250 Ah capacity, 12V Warranty – 60* Months Next generation tall tubular battery with better charge acceptance and long Back up 30% more acid volume per ampere hour than ordinary tubular batteries. It has high purity, corrosion-resistant proprietary spine alloy composition for long battery life Extra-strong, flexible oxidation-resistant gauntlet for better performance and long life Puncture-resistant polyethylene separator which minimize the possibility of internal short circuits High Durability with sealed plastic housing Best Solution for areas with long and frequent power cuts Easy maintenance with level indicators