3.0 cu ft Spare Air Unit

  3.0 ft3 Spare Air Unit     The preferred choice of Recreational Divers 3.0 cubic feet of air Tank finish in Neon Yellow for safety Easily refills from your own SCUBA tank with included refill adapter (patented) Easily attaches to your BC with included holster and safety leash Small, hands-free, nearly neutrally buoyant Breathe on demand regulator - No complicated instructions Completely redundant back-up miniature SCUBA system Faster than buddy breathing and easier than an octopus     SPECIFICATIONS   Maximum Capacity   3.0 cu ft / 85 liters     Length   13.4" / 34 cm     Diameter   2.25" / 5.71 cm     Maximum Pressure   3000 psi / 200 bar     Weight (full)   2.17 lb. / .985 kg     Surface Breaths*   57     Water Volume   26.62 cu in / .42 liters   *Based on 1.6 liters per breath