Aquarium CO2 Regulator Dual Gauge with Bubble Counter Check Valve  DC12V

Features of CO2 pressure reducing valve:
1: Equipped with dual clocks, the working status display is clear
2: Polished, refined, refined, durable stainless steel finish
3: Low temperature solenoid valve, corrosion resistant, long service life
4: Professional sealing technology, high adjustment accuracy
5: High precision adjustment, easily reaching 1 bubble every 3 seconds

Material: aluminum alloy+304 stainless steel
Model/threaded interface: support W21.8 G5-8 CGA320 M22
Dimension: as shown in the figure
Power supply: AC100-240V input DC12V output (global version)
Applicable to AC110V-AC220V power supply
Directly used in countries/regions where 110v or 220v power supply is used
Plug: EU/US/UK/AU plug