Take a look at Noxon's Portable Wirecam. The ideal solution for aerial shots.
https://noxon.tech/en/portable-wirecam/
Minimum speed: 0.8 mm/s
Maximum speed: 533 mm/s
Supply: 24V Battery / Mains power supply
Materials: Stainless Steel, Aluminium, and Delrin
Carrying capacity working horizontally: 6 Kg
