Experimental Russian VTOL UAV by NELK using a low-temperature hydrogen fuel-cell power plant to extend flight duration (6-8x increase demonstrated; flight time up to ~5 hours).
| Country | Russia |
|---|---|
| Subtype | VTOL UAV (hydrogen fuel-cell demonstrator) |
| Role | ISR / technology demonstrator |
| Russian-made | true |
| Classification | Experimental VTOL UAV |
| Mission | reconnaissance, surveillance, technology demonstration |
| Operators | Russia |
| Frame type | VTOL hybrid |
| Propulsion | Hydrogen fuel-cell (low-temperature PEM) electric |
| Combat-proven | No |
| Launch method | vertical takeoff |
| Endurance (min) | 300 |
| Recovery method | vertical landing |
| Production status | Experimental/prototype |