Perman New 3W Super Silent Adjustable Aquarium Fish Tank Oxygen Air Pump Hot Black Voltage: 220 - 240V. Frequency: 50/60HZ. Dimension: 9.5*5.5*54.5cm. Power cable length: 70cm. Displacement: 2.5L/min. Power: 3w. Air outlet: 1. Plug: US. Color: Black. Weight: Approx 160g. 100% brand new and high quality. Easy and convenient to use.