Uva Uvb Heat Source : Provide essential UVA, UVB rays and heat for diurnal reptiles, aiding in thermoregulation and promoting natural behavior. Focuses Light & Heat : Concentrates light and heat to the desired spot, ensuring your pet receives optimal exposure. Clamp Lamp Compatibility : Suitable for use in a clamp lamp fixture, making installation quick and convenient. Wide Range Of Use : Ideal for various aquarium sizes, with specific wattages for different lengths. Durable Construction : Copper nickel plated material ensures durability and corrosion resistance, even in wet environments. Embrace the warmth and natural environment your reptiles crave with our meticulously crafted heaters. Designed with a concave-convex mirror to enhance UVB transmission distance, these lamps ensure every corner of the habitat is illuminated just right. Perfect for small to medium-sized aquariums, our 25W option is a must-have for tanks under 50cm.