Features: EFFECTIVE ALGAE CONTROL: Formulated to effectively combats and remove algae growth in the aquarium, providing a clean and health aquarium environment for fish and other water lifes. Safe and Effective: Made from safe ingredients that will not harm fish, plants or beneficial bacterium in the aquarium, ensuring a health aquarium ecosystem. Easy to Use: Simple and convenient design, just add the right amount to the aquarium water to help control and prevent excessive algae growth. MULTIFUNCTIONAL FUNCTION: Not only removes existing algae, but also helps to prevent its recurrence, maintains water clarity and provides an aesthetically pleasing habitats for aquarium pets. SUITABLE CAPACITY: 300ML Size is suitable for treating a variety of aquarium sizes, providing ample quantities for multiple applications and ensuring long-term algae control. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Net content: 300ml How to use: After shaking, add 10ml per 100L of water. It is recommended to add 2/3 of the water first and then add new water before use. Please allow sufficient oxygen. Package List: 1/2 x Fish Tank Water Purifier Algae Remover