What type of battery is used by the GEGO? August 05, 2020 21:10 GEGO uses a 3.7 V lithium battery, with a capacity of 720 mAh, making it perfectly safe for flight travel. Related articles Is GEGO compliant with the new FAA regulations about lithium batteries? When in Europe can I connect to recharge with 220 voltage or do I need a converter? Can I use GEGO for flights? What about the Smart Luggage Ban from Airlines? What Countries Does GEGO work in? How to cancel a GEGO service plan