Model: 125
Tank Liters: up to 500 liter
Watts: 12 to 18 Watts
Model: 250
Tank Liters: up to 1000 liter
Watts: 14 to 22 Watts
Model: 500
Tank Liters: up to 2000 liter
Watts: 16 to 30 Watts
https://www.youtube.com/watch?v=AzaRuF49vaM
https://blueclownfish.com/wp-content/uploads/pdf/Aquavitro/Skimmers%20Division%20Manual.pdf