Add some purple sparkle to your next party with this Spencer's 18 Inch Instant Party Black Light Fixture. The wall-mountable fixture features a manual control and a UV-light lighting technology that creates a mesmerizing black light effect. Measuring 20"W X 3.1"H, this effect light fixture is perfect for any stage lighting needs. It comes with a single light and is great for musical instruments and gear, as well as for any other party lighting needs. Get ready to impress your guests with this stunning lighting effect!