Summary

TARDIS with LED mount, 9v Battery tray and bracket for a SPDT or DPDT mini switch.

This is for Dual Extrusion printers, If you want my source file download TARDISv2.ipt. I created it with Autodesk Inventor Pro 2014 Edu. Parametric Molding so you can change to your needs.

Instructions

Print the .Thing Files for "preset" Settings (I've included STLs for non MakerWare users)

Build: Makerbot Replicator 2X
Resolution Standard 0.2mm
Shells 2
Extruder 0: Right
Gizmo Dorks Dark Blue ABS @ 225°c
Extruder 1: Left
ZENToolWorks Translucent ABS @ 220°c
Heat Build Plate to 100°c
Speeds WE60mm/s and WT100mm/s

For Infill:
Single Extrusion Builds:
Lid 25% Infill, Dark Blue
Switch Bracket 100%, Dark Blue
Battery Tray 100%. Infill, Translucent
Dual Extrusion Builds:
The Lamp /LED housing (Translucent) and (Dark Blue) Cap at 100%,
Main Base (Dark Blue) with (Translucent) Windows at 25%

For the electronics ..
Radioshck 5mm Blue LED
http://www.radioshack.com/product/index.jsp?productId=12582714
Resistor 150 Ohm
http://www.radioshack.com/product/index.jsp?productId=2994582&filterName=Type&filterValue=1%26amp%3B%23047%3B8-watt+resistors
Heavy-Duty 9V Snap Connectors
http://www.radioshack.com/product/index.jsp?productId=2062218
Switch like this.. SPDT Sun Mini Slid Switch
http://www.radioshack.com/product/index.jsp?productId=2062492&filterName=Brand&filterValue=RadioShack#
a 9v battery
http://www.radioshack.com/product/index.jsp?productId=3999335
Some wire, super glue, a solder iron and solder.

Or if you would rather less effort and a red led you can get this.. and skip the soldering.
http://www.radioshack.com/search/index.jsp?kwCatId=13384949&kw=led%20module&origkw=LED+Module&sr=1

TARDIS with LED Mount Dual Extrusion Print