This offer once activated on your number will last till 28 days. You will be given back 50% of the data consumed during night – Suppose you have used 500 MB in the time span given above – So Airtel will give you a cashback of 250 MB data, it will be added in your account automatically.
The data received as cashback will have the same validity as the user’s active data pack.
For availing the offer post 28 days, the user will have to opt-in to the offer again.
Night Store Daily Data Packs (validity of 1 night) and pay-per-usage-data (charges applicable when no data pack is active) are not eligible for the cashback offer.