Specification:

• Material: 3.4 stainless steel+aluminium alloy
• Model: W21.8
• Dimensions: 12.5*16*7.5
• Packing weight: 620g
• The inverse bubble: just need to add 4/5 water before using.
• The Output Work Pressure Gauge: The output pressure is normal at 40~80psi.
• The Cylinder Pressure Gauge: The bottle pressure would change as room temperature, It is normal if it shows between 500 and 1000. If it declines quickly, that means your oxygen bottle needs to be inflated.

Features:

• Cryogenic solenoid valve, with corrosion resistance, longer service life
• Equipped with double meter, clear working condition display
• Polished stainless steel surface, delicate, exquisite and durable
• Professional sealing technology, high adjustment accuracy

Package:

• 1x 220V Aquarium CO2 Regulator W21.8 G5/8