Bill of Material for Blackout Light (Pesky Products BL-02)
1 	pc board from OSH Park.com
1 	100 kOhm 1/4 watt resistor
1 	330  Ohm 1/4 watt resistor
1 	N3904 NPN transistor
1 	90 mW 150V 5KOhm photoresistor
1 	20 mA 2.8 candela strawhat white LED
1 	9 V battery strap