Features: Safe and reliable: Algaecide is made from safe compounds and will not harm the ecosystem or the life span of the fish. Algaecide will improve the health and longevity of your fish.Highly effective algae remover: Algae remover eliminates excess algae, chlorella and moss. It breaks down dead algae, leaves and grass clippings, leaving the water in your pond crystals clear. Practical: Algaecide removes silt, increases water clarity and reduces the smell of stagnant water. It is practical and helpful.Easy to use: You don't need to remove the dirts manually. Simply sprinkle the Algaecide cleaner over your pond to effectively remove moss and algae from the water. Versatile: Algaecide is ideal for use in garden aquariums, pond, lagoons, small lake, beaches, shorelines, streams and more. 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: Specification: 50g Shelf life: 3 years Storage: in a cool, ventilated placeEfficacy: effective algae inhibition, effective water purification Package size: 8.7x5.5x4.7cm