Get Flat Rs 20 Cashback on Recharge of Rs 40 or more (New number). Minimum transaction amount must be greater than or equal to Rs 40. Maximum Cashback amount that can be earned is Rs 20. Promocode can be used only once per user and once per number. Promocode is valid on Mobile recharge, Landline, Data card, DTH recharge, Electricity, Financial Services, Metro, Gas, Education, Water & Tolls transactions.