Max Flow 2,000gph | 8~25 watts | 20-90+ gallons Includes 2K Gyre Pump Only - Controller and power supply required Mounting applicable for glass or acrylic aquariums up to 1/2 in thick. IceCap 2K Gyre Flow Pump Only The IceCap Gyre is back and better than ever! The all-new IceCap 2K Gyre Flow Pump is more powerful than its 1K predecessor. Gyre 2K Pump Features & Benefits - Unique Gyre Flow: Virtually Eliminates Dead Spots - Evenly Distributed Linear Flow - Discrete Design - Can Be Mounted Vertically or Horizontally - Can Be Mounted Close to the Water Surface - Waterproof Magnet Mounts - Twin Directional Flow Cages - Includes 2 Sets of Propellers: Orange and Black - HYDROS WaveEngine Direct Drive Compatible - 1-Year Limited Warranty - The IceCap 2K Gyre uses officially licensed technology by Maxspect, creators of the original Gyre pump, to generate the now-iconic gyre water flow in your aquarium—but without breaking the bank! The IceCap 2K is also Direct Drive Compatible with the HYDROS WaveEngine multi-pump controller. Gyre 2K Technical Specs - Rating: Aquariums 20-90+ Gallons - Maximum Flow: 2,000 Gallons Per Hour - Minimum Flow: 739 Gallons Per Hour - Power Consumption: 8-25 Watts - Size: 8.78L x 2.83W x 1.5H - Weight:457g/16.10z - Cable Length: 6ft - Tank Thickness: Up to ½” thick - Glass or Acrylic: Safe for Both