(Photo: Northrop Grumman)
The Bat/Killer Bee UAV, seen above having just launched, was acquired by Northrop Grumman from Swift Engineering, and licensed Raytheon to propose the KB-4 independently for STUAS.
Here are its manufacturing details:
| Wingspan | 3.1m |
| Length | 1.92m |
| Mass | 74.4kg |
| Endurance | 15h |
| Cruise speed | 55kt |
| Altitude | 10,000ft |
| Payload | 22.3kg |
You can read more the Bat/KillerBee and STUAS/Tier II contract here.

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