About this item Ideal Daylight Bulb For Your Critter: A Powerful source of heat and UVA / UVB / visible light – completely self-ballasted (no harmful UVC). Our mercury vapor bulb provides animals warmth & vitamin production necessary for health – just like daylight Compatible With Virtually All Enclosures: Our large UVA UVB bulb is compatible with a variety of enclosures, including vivariums, tanks, terrariums, vision cages, and more. Great for those in need of reptile UVB light and UVB bulbs (light for reptiles) Tested For Quality And Lifespan: We conduct a 3-step test on each 80/100 watt amphibian / reptile light to ensure proper working condition. Ideal For A Wide Variety Of Reptiles And Amphibians: Our UVA UVB reptile light is ideal for bearded dragons, tortoises, turtles, geckos, snakes (pythons, boas, etc.), iguanas, lizards, chameleons, frogs, toads & more. An excellent reptile bulb!