Product name:Fish Tank UV Sterilization Lamp UV lamp, Fish Pond Water Algae Diving Sterilization Lamp Product color: As shown in the figure Product material: Plastic Product features: 1.Control harmful things in water, prevent algal growth to reduce fish morbidity and keep water quality clear. 2.This fish tank UV sterilization lamp UV lamp is made of Plastic ,It is waterproof and wear-resistant, which makes it last a long time. 3.This fish tank UV sterilization lamp UV lamp has a unique design,By ultraviolet irradiation, the DNA of the microorganism is destroyed and its reproductive ability is lost, and most of the and algae in the water are killed, thereby restoring healthy water. 4.This fish tank UV sterilization lamp UV lamp is suitable for is not only fish tanks, but also rockery fountains, fish ponds and aquaculture. 5.You will receive 1pcs fish tank UV sterilization lamp UV lamp ,which can meet your daily life need. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 1pcs fish tank UV sterilization lamp UV lamp [High Quality Material] This aquarium UV lamp is made of high quality quartz glass, which has high temperature resistance, small thermal expansion coefficient, corrosion resistance, and unique optical properties. 【Effective Cleaning】This aquarium UV light provides a clean living environment for your fish, the water purifying light is suitable for aquariums up to 800 gallons. 254nm wavelength light helps remove green color from fish tanks and ponds, making them clear [Size] Aquarium UV cleaning lamp: 110V 11W, 8 inches * 0.75 inches. Aquarium cleaning light for aquariums up to 800 gallons, suitable for both fresh and salt water. Please measure the dimensions of your aquarium and compare with the dimensions of our products before purchasing 【Tips for using UV aquarium sterilizer】If it is the first time to use this light, and the water in the tank has green algae, or looks very turbid, you can turn it on continuously for 24-48 hours for the first time until the water in the tank is After the water becomes clear, use it once a day or every other day (once every 1-2 hours) to keep the water in good condition 【After-Sales Service】We provide 100% satisfactory service, if you have any questions about our UV pond lights, please feel free to contact us by email. We will solve it for you as soon as possible