Quantity   Component name
1 × Lego figure Darth Vader torch (or Yoda if you prefer) http://www.amazon.com/LEGO-Darth-Vader-Torch-StarWars/dp/B0067XTS70
1 × 5mm RGB LED
1 × Small servo (Check exact type - HS55?)
3 × 330ohm resistors Current limiting for LED
1 × Small piece of perfboard
1 × 4-pin 0.1" connector I used JST-XH but feel free to adapt
1 × MSP430F5529 Launchpad ...or substitute you favourite microcontroller
1 × Some ethernet cable