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1. INCLUDED TOOLS: Outdoor diving and snorkeling gear kit, including a respirator, backpack, oxygen tank, and sealing rings, easy to use.
2. EASY ADJUSTMENT: This backpack features adjustable shoulder straps and quick release buckles, which makes it easy to put on and off.
3. OXYGEN TANK: The oxygen tank is made of aviation aluminum, spray molding process, with 4L large capacity, high pressure gas storage.
4. GOOD FILTRATION: This respirator adopts 3 layer filtration to protect the inner core of the valve, avoid dust and impurities from being inhaled.
5. EXTENSION TUBE: Use extended tube to connect the pressure gauge and keep it within the visible range for checking the remaining air in the tank.
6. ROTATABLE JOINT: 360 degree joint, rotating to adapt to any underwater posture, widely used in diving, underwater production, and so on.

Spec:
Item Type: Snorkeling Gear Kit
Respirator Material: Aviation Aluminum, Copper
Breathing Duration: 40-60 minutes (depending on individual vital capacity)
Valve Head Color: Black
Maximum Pressure: 20MPA, 3000PSI, 200BAR

packing list:
1 x Respirator
1 x Double Shoulder Gear
8 x Sealing Rings
1 x Washer
1 x User Manual
1 x Oxygen Tank