Scope of Application: Not only suitable for beginners' diving practice and leisure diving, but also as a backup air source for professional divers.
Aviation Aluminum Material: The oxygen cylinder is made of aviation aluminum material, and the is sprayed with plastic technology. It has high pressure gas storage and is not easily corroded by seawater.
4L Capacity: The 4L portable diving has a large capacity and increases snorkeling time, allowing you to enjoy the underwater world.
Wide Applications: 4L diving is widely used in field diving, tourism, seaside play, water play, swimming, etc.
Inflation Method: Inflate with high pressure pump, inflate with electric air pump, inflate with diving adapter.