| Tail Number / N-Number | N805JH |
| Manufacturer | AERO VODOCHODY |
| Model | L-39 |
| Year Built | 1983 |
| Manufacturer's Serial Number | 332801 |
| 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 | IVCHENKO |
| Engine Model | AL-25SERIES |
| Engine Type | Turbo-fan |
| Number of Engines | 1 engine |
| Horsepower | 330 hp (246 kW) |
| Type of Registrant | LLC |
| Owner Name | LAWN DART AERO LLC |
| Street | C/O EMERALD AERO PO BOX 161445 |
| City | BIG SKY |
| State | MT |
| Zip Code | 59716-1445 |
| Region | Northwest Mountain |
| County | Rosebud County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 1998-08-12 |
| Certificate Issue Date | 2014-07-17 |
| Last Action Date | 2020-03-04 |
| Expiration Date | 2027-07-31 |
| Status | Valid Registration |
| Mode S Code | 52572500 |
| Mode S Code Hex | AAF540 |