Features:

Aquarium air pump Hpumps is the smallest and the most silent pump in the world.

Ultra quiet, less than 33dB.

Voltage + frequency: AC 110-120V, or 220-240V, 50HZ

Advanced, slim profile design; low energy consumption; small volume and light weight.

Perfect for tanks or nano aquariums.

Adapter: We will send you an adapter (this is just plug adapter, not transformer's adapter) 

according to your living country. 

Specifications:

Voltage: AC 110-120V, or 220-240V, 50HZ 

Power: 1.8W

Flow: >300ml/min

Pressure: >0.012MPa

Noise: <33dB

Package includes:

1 x Pump

1 x Sucker

1 x Tube

1 x Air stone