Aquarium CO2 Regulator Magnetic Solenoid Check Valve 110v/220V Fish Tank Bubble Counter Accessories CO2 Control Pressure Reducing Valve Description Product name: Aquarium CO2 Magnetic Solenoid Check Valve Rated voltage: 110v/220V-240V Material: 304 stainless steel+ aluminum alloy Plug:EU plug(220v) and US plug(110v) is coming with the product, but UK and AU...