1. Large capacity : The oxygen cylinder is made of aviation aluminum, with high pressure gas storage, not easy to be corroded by seawater, with 3L large capacity.
2. Backpack design: Adjustable shoulder straps. The backpack features adjustable shoulder straps and quick-release buckles for easy putting on and taking off your gear.
3. Gas Filtration: With a three-layer filter system, which can protect the valve and effectively prevent dust and magazines from being inhaled by the human body.
4. Extended tube: The extended tube is connected to the pressure , which keeps the pressure in the visible range and makes it convenient to check the remaining air.
5. Flexible Adjustment: Equipped with 360 degree , can rotate freely, adapt to any posture underwater, widely used in diving, underwater production, etc.

Specification:
Item Type: Kit
Material: Aviation Aluminum + Copper
Breathing Time: 30-50 minutes (depending on lung capacity)
Head Color: Black
Maximum Pressure: 20 MPA, 3000 PSI, 200 BAR

Packing list:
1 x respirator mask
1 x shoulder backpack
1 x swimming goggles
8 x sealing
1 x gasket
1 x user manual
1 x oxygen bottle