Portamart. In — wrong product delivered and not replacing it

Address:

East Singhbhum, Jharkhand

My order id is 73473.I have ordered for karbonn a27+ mobile phone battery.the product delivered to me is not the same .the battery supplied to me is larger in size than my original phone battery .moreover it is of 2200 mah while my original phone battery is of 2000 mah.i have tried to contact portamart.in several times but they are not responding to me at all.please replace my product with original one as it seems as a wastage of money to me and the product is also of no use for me.i am felling cheated.please look into this matter seriously.