| Tail Number / N-Number | N94RF |
| Manufacturer | FOSTER RICHARD LEE |
| Model | SONERAI II LS |
| Manufacturer's Serial Number | 121292322 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | VOLKSWAGEN |
| Engine Model | CONVERSION |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 36 hp (27 kW) |
| Type of Registrant | Individual |
| Owner Name | RINKER ROBERT W JR |
| Street | 9139 7TH AVE S |
| City | SEATTLE |
| State | WA |
| Zip Code | 98108-4657 |
| Region | Northwest Mountain |
| County | King County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1994-09-07 |
| Certificate Issue Date | 2022-04-23 |
| Last Action Date | 2022-04-23 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 53206114 |
| Mode S Code Hex | AD0C4C |