ZRDR | Aluminum Alloy CO2 Regulator for Aquarium with Double Pressure Gauge Quick Plug Air Pipe Fish Tank Pressure Reducing Valve

Aquarium CO2 Pressure Reducing Valve1: The main body is made of aluminum alloy material.2: Provide interface matching services for various types of CO2 high-pressure gas cylinders.3: New quick-connect hose connection (suitable for hoses with an outer diameter of 6 mm and an inner diameter of 4 mm).4: Equipped with dual-display instrument, the working status is clearly visible.5: Adopt professional sealing technology, with high adjustment accuracy.6: High-precision calibration, easily achieving a brewing frequency of once every 3 seconds.Power supply: AC100-240V-DC12V (global version)Notes: Please purchase the corresponding type of nuts to avoid alignment problems.Before placing an order, please confirm the thread connection situation.Nut connection types: W21-8 CGA320 G5-8 G3-4 M22 TR21-4Model: WY02A - Side opening - for side gas cylinder ports connection,WY02B - Top opening - for upward gas cylinder ports connectionPlease purchase according to your gas cylinder specifications!!!Material: Aluminum alloySize: As shown in the figureManual measurement error is 1 to 2 centimeters