Specification Brand : GLOGLOW BulletPoint1 : Inflation Method: Inflate with high pressure pump, inflate with electric air pump, inflate with diving adapter. BulletPoint2 : of Application: Not only suitable for beginners' diving practice and leisure diving, but also as a backup air source for professional divers. BulletPoint3 : Wide Applications: 4L diving is widely used in field diving, tourism, seaside play, water play, swimming, etc. BulletPoint4 : 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. BulletPoint5 : 4L Capacity: The 4L portable diving has a large capacity and increases snorkeling time, allowing you to enjoy the underwater world. Color : Green ExternallyAssignedProductIdentifier1 : 0722487614876 ExternallyAssignedProductIdentifier2 : 722487614876 ItemName : GLOGLOW 4L Diving, Diving Aviation Aluminum Diving Equipment Snorkeling Equipment for Water (Green) ItemPackageDimensions_Height : 15 centimeters ItemPackageDimensions_Length : 46 centimeters ItemPackageDimensions_Width : 15 centimeters ItemTypeKeyword : diving-tanks Manufacturer : GLOGLOW Material : Aluminium Alloy, Silicone ModelName : Gloglowi4g0d8pgqs-13 ModelNumber : GLOGLOWi4g0d8pgqs-13 PartNumber : GLOGLOWi4g0d8pgqs-13 Pattern : Solid ProductDescription : 1. 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. 2. 4L Capacity: The 4L portable diving has a large capacity and increases snorkeling time, allowing you to enjoy the underwater world. 3. of Application: Not only suitable for beginners' diving practice and leisure diving, but also as a backup air source for professional divers. 4. Wide Applications: 4L diving is widely used in field diving, tourism, seaside play, water play, swimming, etc. 5. Inflation Method: Inflate with high pressure pump, inflate with electric air pump, inflate with diving adapter.