Bubble King Supermarin 300 + RD3 speedy 10v - 2017 version for aquariums from 1.200 liter - 3.000 liter hard facts Bubble King® 300 DeLuxe internal: with 10V connection 2.500 l/h Air - 6.000 l/h Water = 1 Red Dragon® 3 Mini Speedy 2.500 pump with ozon-connection, adjustable from 20W up to 60W Base plate: Ø 32 cm x 50 cm / height ~ 68 cm