1、Portable: If you want to go diving in the sea without professional equipment, how to do? With small diving tank kit, which is portable and comfortable, you can dive even though you are beginners to feel the charm of the sea. 2、Safe: With a 360 degree rotating valve head, which can effectively prevent the damage of medium pressure tube due to winding and reduce security risks, the scuba diving tank set is equipped with the shutoff valve, open to maintain air circulation when inflating and breathing, close the valve before use to avoid air leakage. Note: It is recommended that gas be used up within 48 hours. 3、Endurance: The 1L oxygen tank kit for scuba, easy to take, is suitable for about 132 breaths for adults, and the available time varies with the depth of the water, you can dive for about 20 minutes, just put mouthpiece into your mouth, you can enjoy diving. 4、Backpack Strap: The backpack with straps of scuba oxygen tank set is made of fast drying fabric with elastic, waterproof quick drying material, breathable and durable. With reflective strips, you can recognized even in water. The zipper is beneficial for storage, with side pocket zipper design, it is convenient to store small items, can carry some diving accessories. 5、Safe: With buckles for the backpack strap, you can drop the bottle with one click in an emergency, safe and quick, with the help of storage bag, it is convenient to store and carry. Item Type: Portable Scuba Oxygen Tank Kit Material: 6061 Aluminum Alloy, Rubber Tube, Food Grade Silica Gel Mouthpiece Weight: Approx. 3174g/7.00lb Oxygen Tank Size: Height: Approx. 28cm/11.02in Diameter: Approx. 9cm/3.54in Tube Length: Approx. 65cm/25.59in Grade 1 Pressure Reducing Valve Thread Size: M18x1.5 with 360 Degree Rotating Head Oxygen Tank Capacity: 1L Inflatable Safety Pressure: 3000PSI 200BAR 20MPA Available Time: 15 to 20 Minutes (Depending on Individual Lung Capacity and Individual Diving Skills) Applicable People: Professional Diving (Spare Oxygen Source), Amateur Divers, Lifeguard, Fireman Carrying Mode: Just Disassemble the Bottle Body and Pressure Reducing Valve After Pressure Release 1 x Pressure Release Valve Rubber Tube Breathing Tube Kit 1 x 1L Oxygen Tank 1 x Storage Bag with Straps for Tank 1 x Diving Goggles 1 x Accessory Package for Vulnerable Parts 1 x Use Manual