Portable scuba tank. It has a capacity of 0.5 L, the size is 14.3 * 2.4 in, weight for 2.42 lb. It can be held with hand, or bit in mouth to move underwater, equipped with the anti-lose rope can tie it on your arm, also equipped with a portable bag for carry on your shoulder. Moreover, it can be taken on the plane after split
Professional mini scuba cylinder. It consists of two parts: S300Plus regulator and 0.5L tank. The tank is made of 6061 aviation aluminum, and the surface is paint sprayed, which can effectively resist seawater corrosion. Regulator include pressure gauge, mouthpiece, inflation interface, pressure relief valve, explosion-proof valve
Multiple inflation ways. The inflation interface is 8mm, maximum inflation pressure is 3000 Psi / 200 Bar. Tank has passed DOT certified, you can get inflated in most of scuba shops. You can also inflate yourslef with these devices: scuba adapter, air compressor and high pressure hand pump