Attempting to fly the model is great fun. The little one has big with its BLDC motors power reserves so that it can also be quiet windy. The 800mAh battery lasts for about 7 minutes, as long as you fly with the normal Props. This is also true if you're flying many loops. With the 3D Props and Sports Props is after about 5 min. Final. Therefore, one should hold enough batteries so that the fun also stops long enough.