Description: E27 220V UV Ultraviolet Fluorescent Blacklight CFL Light Bulb Lamp Energy saving effect is obvious, its average lamp life is up to 8000 hours. In the starting and working processes, it will not strobe so that there is no harm to our eyes. Stage lighting, it can turn any room, office or other venue into a fun unforgettable party place. Widely used in agriculture for traps insects to feed the fishes and the birds, or kill the injurious insects in the forest and the farm, and you also can use it to detect money, distinguish true-false, and stage lighting, etc. Specification: Material: glass 15W Size: approx. 16x4.5cm/6.3x1.77inch 20W Size: approx. 16x4.5cm/6.3x1.77inch 30W Size: approx. 17.5x5cm/6.89x1.97inch 40W Size: approx. 17.5x5cm/6.89x1.97inch Use: 1. Agricultural farming dedicated; 2. Stage performances decoration; 3. Copy lights UV lamp UV curing lamps; 4. Paper money check; 5. Fluorescence detection, hand shadow dance. Package Includes: 1x Black light lamp Note: Hang the Black light lamp above the fishpond -1 meter distance from the top water Since the size above is measured by hand, the size of the actual item could be slightly different from the the size above. Due to the lighting effects, monitor settings,etc.There could be some slight difference in the color of the pictures and the actual item.