It is no secret that drones have a limited battery life. Flying Batteries is an interesting approach to prolonging drones’ hover time. The idea is to have a drone with a docking platform attached to it. A small quadcopter with a secondary battery and docking legs can attach to the quadcopter to enable power transfer.
More like this ➡️ here
[Presentation] Flying batteries: In-flight battery switching to increase multirotor flight time
![[Presentation] Flying batteries: In-flight battery switching to increase multirotor flight time](https://www.roboticgizmos.com/wp-content/plugins/wp-youtube-lyte/lyteCache.php?origThumbUrl=https%3A%2F%2Fi.ytimg.com%2Fvi%2F8hmI_LyQzPA%2F0.jpg)
As HiPeR Lab explains, this approach can increase flight time without adding unnecessary mass to the quadcopter. More info is available here.
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