Phenix Taps Rolls-Royce, SEI for Ultra 2XL Drones

https://www.ainonline.com/aviation-news/business-aviation/2023-03-09/phenix-taps-rolls-royce-sei-ultra-2xl-drones 

Phenix Solutions' Ultra 2XL heavy-lift cargo drone will have a Rolls-Royce RR300 engine and firefighting capabilities.