The AA Aquarium Green-Killing Machine Internal UV Sterilizer is a reliable solution for keeping fish tanks up to 50 gallons clean and clear. With the trusted AA Aquarium brand and model AAU9W, this UV sterilizer effectively eliminates harmful bacteria and algae, promoting a healthier environment for fish. Easy to install and maintain, this product is a must-have for any aquarium enthusiast looking to maintain the cleanliness and clarity of their tank.
eBay