Comment by RichieAHB

For others interested in how these Sparrow (“Platform 1”) drones operate:

- Cruises at 80-120m and 60mph

- Max payload of 1.8kg

- 50 mile max delivery distance (although it can fly 190 mile on a single charge)

- Payload dropped by parachute from 25-30m into a 5m diameter landing zone.

More details on Wikipedia[1] and the Zipline site[2]

[1] https://en.m.wikipedia.org/wiki/Zipline_(drone_delivery_comp...

[2] https://www.flyzipline.com/technology