I buy nova nht trimmer from amazon last month after two usages its not getting on first time while contact amazon customer care tgey said dont worry sir your product in warranty Nova have lot of service centers in hyderabad, I tried to call local service its not reachable, when I call to directly customer care service center they said finally we dont have service centers in india wide, we have one branch at bangalore only if u need any service warranty products please send your product with your own postal charges, how can it is right same thing I ask amazon customer care they said we dont have seller contact number also if u have any query about product we dont help from anazon they said how it is correct. Dont buy nova products