The Slave One has all of the expected features.

The wings always stay in the same, flat position for realistic landing and take-off.

The twin blaster cannons swivel up and down.

Two rotating cannons are hidden in the belly of the ship.

Seismic Charges can be placed in a compartement near the engines.

The engines are correctly colored in transparent orange.

The ships entrance can be opened by moving a lever.

An extra assembly is included to simulate the hidden missile launcher at the bottom of the ship with a missile and thrust effect.

The cockpit has three seats that stay upright in flight and landing poses.

Additionally included are two Seismic Charges and a black stand for display in flight mode. 

Detail pictures show the model alternating between black and dark green on some parts but the model comes as visible in the first picture.