Here is the instructions document for the Lego Ecto-1 & 2 set 75828 LED lighting kit. Please read and follow the steps carefully to ensure this lighting kit is installed properly. Package contents: 5x White 30cm Bit Lights 2x White 15cm Bit Lights 4x Flashing White 15cm Bit Lights 1x 12-port Expansion Board 1x Flat Battery Pack … Continue reading Light My Bricks : Ghostbusters Ecto-1 & 2 75828 LED Lighting Kit