Quantity   Component name
1 × soft white fur
1 × conductive thread
1 × teensy 3.0 (or similar)
1 × momentary switch for recalibrating or switching modes
1 × 3xAA battery box with on/off switch
1 × elastic for making a belt loop and securing the battery
1 × misc wiring and connectors
10 × WS-2801 LEDs Chained https://www.sparkfun.com/products/11020