2L Scuba Tank Kit, Mini Scuba Tank with Backpack and Regulator, 25-30 Minutes Diving Time, Portable Diving Set, Reusable Diving Cylinder Kit Product Description 1. 2L Tank made by high quality material, 6061 Aluminum 2. 2L scuba tank kit, include 2L tank, pressure reducing valve, breating regulator and backpack. 3. Light weight, very portable, whole assembly within 5kg, easy to carry. 4. The 2L scuba tank kit is easy to use, the pressure gauge is installed by a long hose to the valve, can monitore the pressure inside the tank easily 5.The maximum filling pressure of this product is 3000psi or 200bar , and the gas with oxygen content can not be greater than 40%, clean and dry compressed gas need to be away from high temperature. 6. This product is suitable for recreational diving air source with a depth of less than 10 meters . Do not try to use this product as an air source in deeper waters 7. This product can be used as a backup air source for recreational at a depth of 30 meters . Before using this product in a depth of less 30 meters , you must obtain the scuba diving technical training and certification from a recognized certification body . The use of the breathing divice by an uncertified person at a depth of more than 10 metres may be dangerous 8. Please store the product in a cool and dry place, avoid direct sunlight or store it in the trunk of the car or the place where the temperature is too high 2L Aluminum tank, the working pressure is 3000Psi/200Bar/20Mpa, each tank was tested at 5000psi/345bar, good safety control First stage pressure ducing valve and breathing regulator, the gauge is connected via a long hose to the valve, so you can monitor the pressure inside the tank conveniently while diving. Backpack for 2L tank, it is simple and comfortable to carry the kit for diving