I would like to tell about ups battery, My name is s.sairam kumar i have taken battery from ur company on 30/04/2011,now time of perioud compelted , i want purchase another 2 years warrenty,but i am called to your service support they are told to me your serial no (EB1107000675) invalid please check your number actually that is correct no,but same serial number another person having another name .so please given to my name on my number EB1107000675.otherwise given another number on me this is my number ********95