The dome makes a clicking sound when rotated - but it doesn't appear to have any functionality
There are no hidden gadgets or compartments on the droid
The dome has a blue see-through plastic window on the top, so when light shines through the red eye on the front of the droid lights up
The power harness holds the droid well
R2-B1 CommTech Chip audio
PACKAGING TEXT
A blue astromech droid sporting yellow trim, R2-B1 is one of a fleet of mechanics on the Naboo Royal Starship. It risked its circuits to perform repairs while under heavy incoming fire.