Recommended from 20 to 140 liters
(5.3 to 37 USgal.) of sea water.
Immersion depth: approx. 135 - 155 mm (5.3" - 6.1")
Skimmer cup volume: 0.2 liters (.05 USgal.)
Air capacity: approx. 100 l/h (26 USgal./h)
Energy consumption: 2.5 W, 230V/50Hz (115V/60Hz)
Dimensions (L x W x H): 110 x 63 x 215 mm (4.3” x 2.5” x 8.5”)
Magnet Holder for glass thickness of up to 10 mm (3/8”).

https://youtu.be/SfX_gzksDWo