Ichinen TASCO TA434KA UV Black Light (3 Bulbs)

Size: 31 x 31 x 93 mm / Weight: Approx. 75 g Requires: Three AAA alkaline batteries (sold separately) LEDs: 3 lights Lighting Method: Nichia Scientific UV-LED (3 lights/9 lights); (Usual Run Time) 3 lights: Approx. 15 hours / 9 lights: Approx. 5 hours Material: (Body) Aluminum Wavelength: 375 nm