The waiver Granted to Firefly Drones Shows
From the waiver:
... "As described in the waiver application, operations of multiple sUA conducted under this Waiver are limited to 250 sUA operated
simultaneously by a single PIC, at least one VO per 20 sUA being operated simultaneously, a maximum altitude of 400 feet above ground level (AGL), and 15 mph ground speed;" ...
Example of application with 250 aircraft ...

Pretty cool!!!
From the waiver:
... "As described in the waiver application, operations of multiple sUA conducted under this Waiver are limited to 250 sUA operated
simultaneously by a single PIC, at least one VO per 20 sUA being operated simultaneously, a maximum altitude of 400 feet above ground level (AGL), and 15 mph ground speed;" ...
Example of application with 250 aircraft ...

Pretty cool!!!