Mini Scuba Diving Kit 1L 2.3L Oxygen Tank Hand Pump Diving Goggles Snorkeling US

  

20-40 minutes (Depends on vital capacity). 3000PSI / 200BAR / 20MPA. Outdoor water sports/Snorkeling and recreation Emergency deep backup emergency gas sources Fire and marine emergency rescue/Adventure etc. 1 S6000 first stage color plated brass pressure relief vavle + second stage plastic breathing valve. 1 2.3 L Air Tank.

1 refill adapter with air house. 10-20 minutes(Depends on vital capacity). Nickel-Plated Brass Breathing Head Plastic Breather Valve (Food Grade). Emergency deep backup emergency gas sources? Fire and marine emergency rescue? 1 S5000A Nickel-Plated Brass Breathing Head + aluminum alloy breathing valve. 3-10minutes (Depends on vital capacity). 1 S3000 Constant pressure breathing head. 1 0.5L Air Tank.