This is the HobbyBoss 1/32 P-61B Black Widow Plastic Model Kit [83209]

Specifications:

Length: 472.2mm Wingspan: 628.8 mm
Fuselage moulded w/ authentic details
Finely detailed engine.
Finely detailed engine accessory compartment
Finely detailed cockpit
Newly tooled wings accurately represent real ones
Optional position flaps
Photo-etched parts for interior details