Amaron — bike battery warranty issue

Address:

Gautam Buddh Nagar, Uttar Pradesh, 201301

Hi,

I beg to state that about your service what i have suffered. One year back i have purchase new battery from amron dealer and within a year battery has been dead.
When i went to amaron athorised service centre, they put my battery two days after two days they your battery has been dead due to used of addition ligth.
As i know battery used in bike for ligh and start the bike if battery will not used for same then please give answer of below questions.

1. What is used of battery?
2. Why you give warranty of 48 months?

This is very bad experience with you. I am never gonna buy a amaron easily again in my lifetime and will not let any of close friend or family member
To go with this brand either.