1, masks: for large Windows, Windows with polycarbonate lens material, with high transparency, high resistance to wear, have prevent mist function, mesh hood type wear, wear comfortable, convenient, colloid using silica gel, non-toxic, tasteless, no stimulation, airtight performance is good.

2, a cylinder, for all the aluminum tank carbon fiber winding composite cylinders, 30 mpa working pressure, has the advantage of light quality, high strength, good safety performance, the cylinder valve with high pressure safety protection device. Bottle, bottle with

3 groups: take card is a quick CAM lock mechanism, and ensure the bottle is always in a state of a closed loop. Gas cylinders will not flip.

4, shoulder strap: made of flame retardant polyester fabric, adjustable straps with double side structure, make the weight fall on his hips, reduces the shoulder to the chest oppression, breathe easier. And the shoulder belt has wide elastic gasket, easing the oppression to the shoulder.

5, alarm whistle: chest, the alarm is easy to determine, small volume, light weight. 6, the pressure gauge: big dial, with night vision