A start-up showcased a hexacopter drone with six 15 kg‑thrust motors capable of reaching 100 m, designed for cleaning building facades, during a demo at National Institute of Technology, Tiruchirappalli.

A start-up showcased a hexacopter drone with six 15 kg‑thrust motors capable of reaching 100 m, designed for cleaning building facades, during a demo at National Institute of Technology, Tiruchirappalli.