Tubular plate Technology - Next generation tall tubular battery with better charge acceptance and long Back up Long cycles (1500 @80% DOD, 5000 @ 20% DOD), ensuring design life Longer life without discharge with self-discharge rate of 3% per month STC. Efficient battery with Higher AH efficiency > 90%, and WH efficiency > 80% Low maintenance with a topping frequency of 8-10 months, low maintenance with level indicators Manufactured with high corrosion resistant and robust spine technology using the advanced and state-of-the-art HADI high pressure (at 100 bar) spine casting machines, which ensure a super fine grain structure, for strength, long life and highest reliability Designed with thicker positive plates and 20% more electrolyte to withstand power outage 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.