🐢 Illuminate Their World! Push button control for effortless operation. Standard E26 screw thread for hassle-free setup. Energy-efficient 13-watt fluorescent bulb. Provides essential UVB rays for calcium metabolism. Stimulates appetite, activity, and mating. Energy-efficient 13W Optimal UVB output Ideal for reptiles The LUCKY HERP5.0 UVB Fluorescent Bulb is a 13-watt terrarium lamp designed specifically for tropical and subtropical reptiles. It delivers optimal UVB and UVA output, essential for stimulating natural behaviors such as feeding and mating, while ensuring proper calcium metabolism. With a standard E26 base and energy-efficient design, this bulb is perfect for reptile enthusiasts looking to enhance their pets' habitat.