Tom Rapids Dive Power 400

Powerful and durable, fully adjustable flow diffuser with venturi feature. Can be used alone in the aquarium to agitate water surface and increase gas exchange or by adding a Dive Power Head to an undergravel filter which will improve filtration by moving more water through the gravel, oxygenates the water and improves biological capabilities. 
Tapered riser adapter fits all undergravel filters.
Adjustable hanger bracket (for 85, 125 & 200)
Stay-Stick silicon suction cups
Epoxy sealed motor
Air filter
Flow diffuser (except Model: 40)
Specifications: 
Wattage: 24W
Flow Rate: 400gph
Max Height: 4.4ft
Voltage: 115V
Amperage: 0.30mA
Recommended Aquarium Size: 55+gals
Dimensions: 2 3/4" x 5" x 5 5/8"