About This JEREPOND 400GPH Max flow aquarium return pump, ECO 15W DC24V return pump with 20 speeds controller, 6feet max lift;pump dimension (L*Wx*H):4.5*2.4*3.3 inches.3 working modes; DC24V Controllable Aquarium water pump:20 speed adjustable,LCD display the speed and working status,can adjust the flow from 30% to 100% of max flow,with 10 minutes feeding mode and wave maker mode Ultra quiet operation aquarium water pump:with seal impeller and ceramic shaft, high efficient and quiet operation, nosie level lower than 25 dba; Lower Water intake Screen Cover DC return pump: comes with 2 kinds of intake screen cover, can be used in lower water level suction, Nano Aquarium DC Return Pump:can be used as return pump for nano aquariums from 30 to 50 gallons. Overview Brand : JEREPOND Color : Black&blue Material : Plastic Style : 400GPH,15W Product Dimensions : 4.5"L x 2.4"W x 3.3"H Power Source : Corded Electric Item Weight : 1.2 Pounds Maximum Flow Rate : 1500 Liters Per Hour Maximum Lifting Height : 6 Feet Voltage : 24 Volts (DC)