The ZALA 421-04M (Lastochka) is a Russian reconnaissance UAV by ZALA Aero Group, completed in 2007 and adopted by the Russian FSB, Border Service and Interior Ministry in 2008. It is a flying-wing design with up to 2 h endurance and up to ~1 kg payload.
| Country | Russia |
|---|---|
| Subcategory | Fixed-wing |
| Subtype | Reconnaissance UAV (flying wing) |
| Role | Reconnaissance / surveillance |
| Russian-made | true |
| Class | Class I |
| Classification | Mini (Class I) |
| Mission | Reconnaissance, Border surveillance |
| Variants | ZALA 421 family |
| Operators | Russian FSB; Border Service; Interior Ministry |
| Frame type | Flying wing |
| Propulsion | Electric (propeller) |
| Combat-proven | Uncertain |
| Launch method | Pneumatic/elastic catapult |
| Autonomy level | Autonomous waypoint navigation |
| Endurance (min) | 120 |
| Recovery method | Parachute / belly landing |
| Year introduced | 2007 |
| Max payload (kg) | 1 |
| Standard sensors | Gyrostabilized video camera, Thermal imager, Color camera |
| Production status | In service |
| Airframe / lift type | Fixed-wing |
| Control / autonomy level | Waypoint / GPS-guided |
| Domain | Aerial (UAV/UAS) |
| Mission / use case – military | ISR |
| Origin / supply chain | Military-grade |
| Propulsion | Electric (LiPo / Li-ion) |
| Range / endurance | Close range (5–50 km, 1–6 hrs) |
| Signature / detectability | GNSS-dependent |
| Threat vector | Surveillance / reconnaissance |
| Weight / class | Class I – Mini (2–20 kg) |