Our fish tank water purification capsules contain lactic acid bacteria and yeast. _x000D_It contains multiple complex strains that can interact with each other within 48 hours of use to purify the water environment. _x000D_It effectively removes odors and impurities, purifies water quality, decomposes feces, extends the water change cycle, and improves the survival rate of fish. _x000D_It is easy to use: open the capsule shell and add bacterial powder to the filtered cotton or the water in the fish tank. _x000D_Use 1 capsule every 200 liters of water and once every 7-10 days. _x000D_Note: After adding, oxygen is required, and the water temperature should not be lower than 16 degrees. _x000D_Please place this product in a cool place. _x000D_Tighten the lid after use to prevent children from touching or swallowing. _x000D_And it is safe to use and does not contain any harmful bacteria that can harm fish, so you have a clean and healthy fish tank._x000D__x000D_Net content: 30g _x000D__x000D_Product name: Fish tank water purification capsule _x000D__x000D_Keywords: Fish tank cleaning _x000D__x000D_Gross weight: 50g _x000D__x000D_Ingredients: lactic acid bacteria, yeast _x000D__x000D_Packaging size: 4.4*4.4*7.2cm _x000D__x000D_Product size: 4.2*7cm _x000D__x000D_Box meter: 56*36*21.5cm _x000D__x000D_Weight of one box: 15.75kg _x000D__x000D_Shelf life: 3 years _x000D__x000D_Storage method: Please store it in a cool and covered area