The preferred choice of Recreational Divers
Dial Gauge 
3 cubic feet of air.
Tank finish in durable Anodized Black.
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