Amazon Mobile Recharge Coupon Offers - Flat Rs.35 back on min Rs.169 Idea recharge via Amazon Pay. The cashback will be provided to the customers in the form of Amazon Pay balance in the account of the customer. The cashback will be provided to the customer within 3 business days of completion of the Prepaid Mobile recharge transaction. The offer is not valid for customers who have not verified their registered mobile number on Amazon.in. It is only valid for select customers who have a mobile number verified Amazon account and who have also seen this offer and collected the offer. This Offer can only be availed by the customer once during the Offer Period, only on one the first recharge of the month. No Coupon code required to avail this offer. Limited Period Offer. So Recharge your Mobile Now.