Compact Fluorescent Black Light Bulb

This compact fluorescent mini twist ‘black light blue (BLB)’ bulb give the light output of a conventional 60-watt bulb, but use only 13 watts of energy. The average life expectancy is 8,000 hours.

The BLB bulbs have a deep blue (actually purple) filter over them that passes only the UV. In other words, virtually no visible light is emitted by a BLB bulb. Ideal for Halloween!