As a hot air balloon UAV since 2024, the enemy has been using relatively inexpensive technology to deliver small attack UAVs deep behind Russian lines using free-flying balloons and weather balloons. Including wasps in Starlinks. A balloon filled with light gas lifts a UAV attached to it to a high altitude. Additional movement occurs mainly due to air currents, without fuel consumption or charging the UAV's battery. After separating from the balloon, the UAV begins an independent flight. The number of completions of such missions has been noted since at least 2024. Two majors Two majors in MAX.