All reptiles generally need to bask in the sunshine every day, at least for a few hours. UVA light for their metabolism, mood regulation as well as breeding. UVB light helps their bones and other organs. Our 50w reptile light bulbs provide extra warmth and bright light to mimic sunshine and produce UVA and UVB lights. CE Certified: Safe materials give you the ease of use and peace of mind. And, they work with Various Lamp Fixtures. Multi-functional for Animals or Extra Lighting: Use anywhere, from projects in your office to automotive hobbies in the garage. Or use it with any animal’s cage, from snakes to fish and parakeets to frogs.Features :1. Simulated Sunlight, heat lamp effectively provides the long-wave UV ultraviolet light that the pet needs daily intake.2. It has obvious preventive and improving effects on the soft shell of turtles, rickets in lizards, etc.3. Effectively improve the appetite of crawling pets, help them digest food, and promote the growth of crawling pests.4. It can be used with domes, lamp fixtures, and many kinds of fixtures from our shop.5. Easily placed in various crawler environments to create natural visible light effects.6. Provides basic calories needed by reptiles for life, suitable for daytime use.7. Specially provide the necessary temperature for the daily survival, development, and reproduction of reptiles and amphibians.