Specifications
| Builder: | A.Ahlström Oy, Varkauden konepaja, Eastern Finland |
| Completed: | 1929 |
| Measurements: | 21,0x5,1x2,1 m |
| Steam engine: | 175 indicated horsepowers, compound engine |
| Steam boiler: | 63 m², 11 kp/cm² |
| Fuel: | Wood (log, length of 1 metre) |
| Fuel consumption: | about one cubic metre of wood per hour |
| Speed: | Top speed ab. 10 knots, cruising speed ab. 7 knots |