It's no secret at all. The Spark consumes battery in the following decreasing order.I’ve noticed the more that I fly it it the better the battery life has gotten. I’ve gone from 10 minute flights to about 12 minute flights. I have noticed that if you fly fully in sport mode the battery lasts a lot longer. Now of course I take it out of sport mode to get the smooth shots but. I fly to where I want in sport mode to get more out of the battery.
3. Sports mode