https://paytm.com/shop/g/mobile-accessories/mobiles-accessories-store/arb-powerbanks
Use Promo Code PB50 and get 50% cashback. Max 3 items per order, 3 orders per user. Max Cashback Rs. 2000.
Use Promo Code PB10 and get 10% cashback. Max 2 Items per order, 2 orders per user. Max Cashback Rs. 400. COD is not available on applying this Promo code.

• LED Indicator: Yes
• 1 Year Manufacturer Warranty
• Samsung / LG Li-ion Cell
• Fast Charging
• 300+ Service Center
• Free Pickup & Drop

Examples:-
ARB AA6 15600 mAh Power Bank Rs 699
https://paytm.com/shop/p/arb-aa-6-15600-mah-power-bank-black-MOBARB-AA-6-156OMCO21002D16B3C8
ARB AA4 10400 mAh Power Bank with Samsung / LG Cells ( Fast Charging ) 1 Year Warranty Rs 549
https://paytm.com/shop/p/arb-aa-4-10400-mah-power-bank-white-MOBARB-AA-4-104OMCO2100232B073FE
ARB AA8 20800 mAh Power Bank with Samsung / LG Cells ( Fast Charging ) 1 Year Warranty Rs 1619
https://paytm.com/shop/p/arb-aa-8-20800-mah-power-bank-black-MOBARB-AA-8-208OMCO210023F5D1870