[Resolved]  Exide / In1000Plus Exide Battery — less backup time

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Puri, Odisha

i have purchased a 600va microteck inverter and 100AH battery 3 days back.on 28 april2012.my total load on inverter is 384watts.(3fans and 4 cfls)according to calculation,when allthe loads are on the backup time should be 3hour or little bit more than that,but the actual backup time given by the battery is 1hour and55 minutes.which is very poor.what to do please respond other wise i'll go for consumer court.