All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
The glass oxygen bubbler are made of high-quality crystal glass material, resistant to acid and alkali, corrosion-free, and high transparency.
It increases dissolved oxygen in water, prevent the bubble from sputtering out of the tank or splash onto the lamp or cylinder.
Please leave the top air leaking hole above the water when putting the air dissolving cup in the water. Suitable for all kinds freshwater fish, shrimp tanks, planted tank, etc.
The black check valves are made of durable clear plastic and protect your air pump by preventing aquarium water from back siphoning during a power outage.
Package Included: 1 x glass oxygen bubbler, 2 x suction cups, 1 x air stone, 1 x oxygen tube,1X black check valve.