．Materials of cylinder: Steel type and composite type.

．Structure: Refillable cylinder, transparent hood, valve and

pressure gauge assembly, breathing tube and regulator.

．Application: Keep workers from poison gas , frog and

Oxygen-deficiency situation while emergency in the fields of

petrochemical, metallurgical industry, hotel and entertainment spot etc.

．Advantage: Safety, lightweight and convenient for carry,

the unit can be worn over shoulder, around neck or around

waist. The hood is designed to be frog-free while keeping

a clear and broad visibility.The hood can be taken off for

cleaning and replacement.

．Specification GB, EN, DOT, ISO

Duration: 5minutes~25minutes .

Average air flow : 30 liter per minute.

Working pressure: 30Mpa

Gas capacity: less than3L

Weight of unit: less than4Kg