The drone carries a 50-kilometer spool of Chinese-made G.657.A2 fiber, with a cable diameter of 0.26 millimeters. It uses digital video transmission and a low-light camera.
The video is impressive but also quite chilling. Glad the Ukranian military has good technology at its disposal, wish there were not so many people dying.
From the linked page:
The video is impressive but also quite chilling. Glad the Ukranian military has good technology at its disposal, wish there were not so many people dying.