All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
* These Stainless Steel One Way Check Valves are suitable for CO2 supply system in fish tank, aquarium and others.
* The Pneumatic Check Valve can the aquarium from water flowing back, which is caused by the decrease, and keep the function and service life of Carbon dioxide bottle.
* When used in the Ozone gene1or, air check valve can1 the Ozone from flowing back to the air pump and eroding the propeller.
* Aquarium non return check valve can protect the power head from the water flowing back which is caused by power cut. Warm Tips: This can only be used by the pressure of the steel cylinder. Air pumps, generators, DIY cylinders are useless.
* Single check valve is easy to install, requires no additional tools and can be attached to any place you like in seconds.