The feeder, when placed in your aquarium will dissolve slowly releasing small particles of food
One shell feeds 15 average sized fish in a 50 to 60 litre aquarium for 2 to 4 days, depending on the pH and water temperature
For best results, the water temperature should be 22 degree celsius or higher and the pH within the range of 6.8 to 7.2
As well as feeding your fish the ingredients will help neutralize and purify aquarium water