lung tank dive portable lungs scuba gear scuba tank mini scuba tank mascara de buceo snorkel with air tank air buddy diving systems scuba diving gear spare air mini scuba tank tanque de buceo refillable scuba tank diving with air tank small scuba tank equipo de buceo para adultos tanque de oxgeno para buceo mini oxygen tank mini scuba tank with pump oxygen tank for diving dive tank diving tank scuba tank kit diving equipment scuba diving tank PAY ATTENTION PLEASE!!! The air pump is not include in the package. If you don't have an inflatable equipment, please purchase a inflatable pump. You also can inflate the small bottle from larger bottles with the scuba adapter included in the package 30-40 Minutes Underwater Breathing: The 2.3L scuba tank is DOT certified, and the air cylinder has a capacity of 2.3 liters, which can provide 30-40 mins underwater breathing time. You can also adjust the amount of air in and out by controlling the switch Portable & Compatiable: The mini scuba diving tank measures 19*11 inches and weighs 11.6 pounds, equipped with diving vest, so you can easily carry the tank on your back and release your hand. After you disassemble the scuba tank, you can take it with you on any airplane High Quality Materials: The reusable air tank is made of 6061 aviation aluminum, which can better resist seawater corrosion and rust. The device is also equipped with a decompression chamber and an explosion-proof valve to ensure safe underwater exploration Wide Usage: The max applicable depth of the portable lung tank is 33ft, and it also can be a backup air source for deep diving more than 33ft. Suitable for snorkeling, diving, swimming, fishing, fire extinguishing, boat cleaning, emergency rescue and etc. What You Will Get: 1*2.3L scuba tank, 1* scuba adapter, 1 diving vest, 1* hand bag. If you have any questions about our scuba tank, we will be online 12 hours, and solve your problems wholeheartedly