Setting up LED drones before a drone show

Setting up LED drones before a drone show.

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Previously:

Audi Trail concept car with five deployable drones - GIF
China using military drones disguised as birds - GIF
Chinese nurse uses drones to send testing samples to labs - GIF
Clearing snow covered electrical lines with drones - GIF
Drones assisting construction - GIF

Setting up LED drones before a drone show - GIF