Exide Inva Tubular Battery
Attery back up reduced by 70%

I have purchased aExide Inva Tubular battery in April from Hardoi but within 10 month battery back reduced by 70% which is worst than a local battery then what is the purpose to buy a original battery of brands like EXIDE and investing 12000 rs. as i am transferred from Hardoi to sitapur then plz inform with the detail from where and how i can get the problem served in sitapur as battery is under warranty

regards

Vikramanshu Thakur

106, Lohar bagh

Sitapu