The Slimline T8 Zilla Slimline 50 UVB Desert Fixture is a great choice for those who want to keep their reptiles healthy and looking their best. This fixture features a slim design that is perfect for small spaces, and it comes with a UVB light that is ideal for promoting proper calcium absorption in your reptiles. The Slimline T8 Zilla Slimline 50 UVB Desert Fixture also includes a brand-new 25″ T8 fluorescent bulb that has a UVB output of 25 mics. This bulb is designed to mimic the sun’s rays and fulfill the photo-biological needs of your reptiles.