ITEM NAME:DC 3V 5V Small Micro Submersible Mini Water Pump Fish Tank Fountain Aquarium AU Product Description Diameter: Power (W): 0.4-1.5 Voltage: DC3-5V Current: 100-200mA Hydraulic Head: 0.3-0.8M Flow: 1/2-1.6L / Minute Water Outlet: Outer Diameter 7.5mm, Hole Diameter 4.5mm Water Inlet Diameter: Hole Diameter 5mm Package Contents: 1 * Mini Water Pump Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness..1 Mini Water Pump. Flow: 1/2-1.6L / Minute. Current: 100-200mA.