Zoo Med Moonlight Reptile BulbZoo Med Moonlite Reptile Bulb provides ideal night time viewing and is perfect for heating nocturnal reptiles and amphibians. The Moonlite Bulb provides lighting that doesn't interfere with your animals sleeping patterns. Simulates night time "moonlight" viewing of your terrarium pets Provides heat and UVA rays Economical heat source This bulb is made of a true deep blue glass (not painted or coated) to enhance heat transfer and provide an economical