Dear Vistara Customer, Power Banks are NOT ALLOWED in check in baggage. Items such as Lighters, Match boxes, Firearms, Dry Coconuts (copra) and other items that pose a fire hazard are NOT ALLOWED in check-in or hand baggage. Please be aware that bags found with restricted items will NOT be carried on the flight. Click on https://www.airvistara.com/cg to view complete safety and security information regarding carriage of goods aboard aircraft.