Fangrui Product Details 1. Features: 2. **effective Water Purification**: Our Aquarium Water Purification Tablets Quickly Eliminate Cloudy Substances, Ensuring Crystal Clear Water For Your Fish And Aquatic Plants, Promoting A Healthy Ecosystem. 3. **gentle Formula**: Designed To Be Safe For Fish, Plants, And Invertebrates, Our Tablets Provide A Gentle Yet Effective Solution For Maintaining A Balanced Aquarium Environment. 4. **easy To Use**: Simply Add 2 To 10l Of Water To Your Filtration System When Algae Appear. Follow Our Straightforward Instructions For Optimal Results In Just 3-5 Days. 5. **regular Maintenance**: After Initial Use, Maintain Water Clarity By Using The Tablets Every 7-11 Days, Ensuring Your Aquarium Remains A Thriving Habitat For Your Aquatic Pets. 6. **promotes Fish Health**: By Creating A Purified Environment, Our Tablets Help Foster The Growth Of Healthy Fish, Allowing Them To Thrive In A Clean And Safe Habitat. 7. Our Fish Tank Water Purification Tablets Contain Water Purifiers And Coagulins. It Can Quickly Eliminate Cloudy Substances From Aquarium Water, Ensure A Clear And Safe Environment For Your Aquatic Pets, And Keep Your Aquarium Clear And Transparent. The Formula Is Gentle And Effective For Fish, Plants And Invertebrates, Promoting A Healthy Ecosystem In The Aquarium. Its Use Method Is Very Simple: When The Algae First Appear, Add 2 To 10l Of Water To The Filtration System, And After 3-5 Days Of Continuous Use, 1/5 Of The Water And Then Add, The First Small Amount Of Many Times. When The Algae Is Severe, The Appropriate Increase Is 2-3 Times. When The Algae Is Severe, It Can Be Recycled In Small Batches. After 2 Cycles, It Can Be Used Every 7-11 Days. For Small Fish, Be Careful To Reduce The Amount. After 3-5 Days Of Use, The Water Quality Will Be Clearly Clear And Bright, And The Filtration System Should Be Cleaned In Time. And By Using Powerful Aquarium Water Purification Tablets, You Can Create The Conditions To Promote The Growth Of Healthy Fish And Allow Them To Thrive In A Purified Environment.