LEGO 75421 SMART Play Darth Vader's TIE Fighter. 

Introduce kids to the LEGO® Star Wars™ galaxy that plays back with this interactive building toy, featuring Darth Vader’s TIE Fighter (75421). Part of a range of sets powered by the LEGO SMART Play™ system, this All-In-One Set includes all SMART Play components – a SMART Brick and charger, a LEGO SMART minifigure and a SMART Tag – enabling responsive play, dynamic lights, sounds and more.
Hear roaring engines as the TIE Fighter is launched and swooshed in different directions. Bring SMART Darth Vader to life. Dodge incoming fire from the Rebel outpost. Pull the trigger to activate laser-shooting sounds. Refuel and repair the iconic Star Wars vehicle at the Imperial fuel station. Add SMART Play Compatible Sets (sold separately) for more interactive play options.
Help children get started, troubleshoot, control sound levels and download updates for enhanced SMART Play action with the LEGO SMART Assist App.
A top Star Wars gift for boys and girls aged 8 plus, this set contains 473 pieces.