Note: This item comes with UK plug. Please confirm the voltage of your area before placing an order. This is a set of aquarium air pump, including oxygen tube, air stone and check valve. Driven by motor with double air outlets. With function of electronic regulation, it realizes adjustable oxygen volume outlet, high efficiency and energy saving. Features - Material: Plastic. - Size: 12.6 x 6 x 5 cm. - Double air outlets can produce super large volume of oxygen. Oxygen volume can be adjusted by pressing button as you need. - Novel appearance, high efficiency and saving energy. Uniform and fine bubble, and it's not easy to block. - Non-slip and shockproof base can effectively absorb noises, and it's not easy to fall. - Included check prevents water flowing back and damaging the pump. - With overtemperature and overload protection, the pump can run continuously for a long time. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand Specification - Model: Q7/HQ-602 - Voltage: 100-240V - Frequency: 50/60Hz - Power: 3W - Pressure: 0.02Mpa - Exhaust: 2 x 2.5L/min - Air outlet diameter: 4.5 mm - Power cord length: 90 cm - Waterproof rating: IPX4 - Suitable water volume: 50-300L - Noise: le;40dB