Respected sir/madam, I am from rajahmundry (andhra pradesh) I have purchased 2 voltage stabilizers from amazon india on 27/03/2019 invoice no ; del4-9092, invoice details hr-del4-[protected]-1819. For ?.2584/- on 11/05/2019 due to some manufacture defective I face problem in stabilizer ad I got 3 years warrenty online I gone service center on 13/5/19