| EH1-01 RotorMouse | |
|---|---|
| Role | Helicopter |
| National origin | United States |
| Manufacturer | Hillberg Helicopters |
| Designer | Donald Gene Hillberg |
| First flight | 1993 |
| Status | Production completed |
| Number built | At least one |
The Hillberg EH1-01 RotorMouse is an American helicopter that was designed by Donald Gene Hillberg and produced by Hillberg Helicopters of Fountain Valley, California, first flying in 1993. Now out of production, when it was available the aircraft was supplied as a kit for amateur construction.[1]