Stronger UVB and Brighter Light: Twice as strong as standard ReptiSun 5.0 Lamps! Increased UVB Output: Perfect for larger reptile habitats [see lamp distance notes on package]. Helps to prevent or reverse METABOLIC BONE DISEASE commonly seen in captive reptiles. Used and recommended by Zoos, Veterinarians, and top reptile professionals. High quality Made in Germany. br/>Sold in Quantity of: 1