The is a complete dive & Easy-Dive Kit snorkel system. Just grab this unit and you are ready for your next dive & snorkeling adventure. No longer limited to the surface and quick underwater swims, snorkelers can take occasional deeper dives to explore the shallows, with less equipment than a full diver would require. The Easy-Dive Explorer Kit is perfect for any situation where you want to jump in the water quickly particularly if you don't want to spend a lot of time setting up dive gear. Whether you need to check out the bottom of a boat or find a new reef to explore, Easy-Dive has the solution to make diving simpler and quicker. The Easy-Dive Kit includes a 19-cu. ft. cylinder, custom harness, tank Easy-Dive Kit valve/first stage combo, second stage regulator, mini pressure gauge, air compressor refill adapter and incorporates the new Snorkelator. FEATURES: Complete Dive & Easy-Dive Kit Snorkel System Grab this Unit & You're Ready for Your Next Dive & Snorkeling Adventure No Longer Limited to Surface and Quick Underwater Swims Snorkelers Can Take Occasional Deeper Dives to Explore the Shallows Less Equipment than Full Diver Requires Perfect for Situations Where-You-Want to Jump in Water Quickly w/o Full Gear Great for: Retrieve Dropped Items in Water Check on Boat Propeller / Anchor Line / Perform Boat Maintenance Short-Term Pleasure Snorkel / Dive in Shallow Water Underwater Photography Underwater Hunting - for Scallops, Lobsters or Urchins Easy-Dive: Solution to Make Diving Simpler and Quicker Easy-Dive Kit Includes: 19-cu. ft. Cylinder Custom Harness Easy-Dive Kit Valve/First Stage Combo Second Stage Regulator Mini Pressure Gauge Air Compressor Refill Adapter Snorkelator Spare Air Snorkelator; Patented Technology: Combines Snorkel w/Any Diving Regulator Creates a Truly Unique Experience Simplifying Scuba Equipment Snorkelator Will Optimize the Way-You-Dive! Top-of-the-Line Dry Snorkel IST 3D Flex Dry Snorkel; Special Dry Top Has Not 1 But 4 Valves Each Valve Capable of Blocking Air Entrance Independently Valve Submerged Closes Tube w/Remaining Valves Open to Breathe Special Quad-Valve Dry Top Design Large Purge Valve and Swiveling Snorkel Keeper Flex Tube Section Fall-Away from Divers' Face Regulator Connection; Core of Snorkelator; Strategically Placed O-Rings O-Rings, Magic Rings of Rubber, Seal Off the 2-Air Sources Allows Diver to Seamlessly Switch Between Regulator and Snorkel Easy to Install on Regulator w/Tie-Wrap (see SKU: AQUTW10) Easy-Use Switch Assembly, Snorkel/Regulator Dimensions: (L x W x Dia.) 18" x 5" x 3"(45.7 cm x 12.7 cm x 7.6 cm) Weight: 9.08 oz. (257.4 g) Materials: ABS Plastic and Silicone Rubber Depth Rating: 30' (9.1 meters) Regulator First Stage/Valve; Balanced Piston Design Regulator/Valve Threads Directly into Neck of Cylinder Eliminates Need or Bulk of Cylinder Valve Sure Grip On/Off Valve Hand-Wheel, Easy to Turn Even w/Gloved Hands Three 3/8"-24 UNF Threaded Low Pressure Ports One 7/16"-20 UNF Threaded High Pressure Port Marine Grade Chrome Platted Brass Body for Corrosion Resistance and Long Life Second Stage Regulator; Downstream Demand Valve Design Durable and Reliable Easy Breathing Thru-Snorkelator or Cylinder Air Supply Materials: Plastic and Chromed Brass Harness; Custom Harness Design Made from Durable Padded Fabric Pockets for Optional Soft Weight Pouches to Offset Buoyancy Complete w/Nylon Webbing Cam Band Cam Band: Equipped w/Rubber Friction Extrusion Pad Squeeze-Style" Side Release Buckle Waist & Sternum Straps Adjustable Shoulders Designed for One Size Fits All D-Ring for Attachment of Accessory Items Cylinder; 19-cu. ft. Aluminum Cylinder Provide Approximately 15-20 Minutes of Dive Time Thread Size: 0.750-14 NPSM Aluminum Alloy Design Won't Rust Like Steel Cylinders Service Pressure: 3000 psi (200 bar) Note: All Catalina Cylinders Meet Certificated Specifications of the US Department of Transportation (DOT) with DOT-3AL Meet Specification of the Transport Canada Safety and Security (TC) with TC-3ALM Cylinder Dimensions/Weight/Buoyancy: Height; 17.4" (44.2 cm) Diameter; 4.38" (11.13 cm) Weight Full; 7.8 lbs. (3.5 kg) Buoyancy Full; -1.3 lbs. (589.7 g)