High Quality Material The 75W Tortoise Heat Lamp Bulb uses a silver plating process to ensure anti-oxidation and durability. It features an evacuated glass tube to extend the lifespan of the lamp. UVA + UVB Full Spectrum Solar Lamp. The UVB bulb provides warmth for reptiles during colder seasons. Additionally, it emits 97% UVA to stimulate appetite and 3% UVB to promote vitamin D3 synthesis, aiding in calcium absorption. This helps bring natural sunlight indoors to support health and growth. Improved UVA Output: An enhanced concave and convex reflector design improves UVA efficiency, delivering more direct light and increased UV radiation. Easy and Wide Use The heat bulb features a standard E27/E26 screw base for simple and quick installation. It is suitable for use with various reptiles and amphibians, including turtles, lizards, bearded dragons, snakes, frogs, iguanas, and chuckwallas. Safety Made with safe materials and certified to CE standards for reliable performance.