Large, vibrant, 150 WATT Ultra violet ton lamp. The brightest incandescent bulb available on the market. R95 base. Produce a effective glow-in-the-dark experience for your forthcoming spoo-ooky affair. Makes shirts shine neon vibrant and teeth glow eco-friendly. Black lights occupy the cheapest and least visible spectrum of sunshine, and therefore, they don’t compete well with other kinds of light. A black light is only going to work nicely if there’s not one other light present in the region being lit. NOTE: Ultra violet light may be the darkest of visible lights. You won’t begin to see the actual light, but blacklight reactive products will glow brightly under this light. Any competing light will rinse off. It won’t appear very vibrant if you’re not accustomed to blacklights, but this is actually the most incandescent effective ton bulb available. Cannot Be USED OUTDOORS. Water May Cause BULB To Instantly FAIL.