If you are beginner, I would recommend to check
20 gallon aquarium kit -
Marine Led 20
Why starter kit? Because it's the best for beginners. There are everything what you will need for keeping freshwater fish:
- Marina Slim clip on filter and cartridges
- Natural daylight effect LED light built into the canopy
- Fluval Max fish food
- Aqua Plus Water Conditioner
- Fluval Cycle Biological Supplement
- Fish Net