Features 1、Portable and Convenient: Convenient 2L diving tank for deep diving and underwater exploration, lightweight and easy to carry. Large capacity design provides long lasting oxygen supply and longer underwater activity time. 2、Backpack Design: With a backpack design, easily carry the portable diving tank for a more comfortable underwater swimming experience. Compact and lightweight, easy to carry, convenient for diving and snorkeling enthusiasts to use. 3、Secure Breathing: The portable scuba diving tank comes with a premium breathing apparatus, safe and reliable, ensuring the safety and reliability of divers' breathing underwater. 4、Stable Construction: Made from premium materials including aviation aluminum, stainless steel, and silicone, the portable diving oxygen cylinder is built to last. 5、Ultimate Underwater Experience: Suitable for diving enthusiasts, swimmers, and underwater explorers, the portable diving tank provides a whole new underwater experience. Item Type: Mini Scuba Tank Kit Material: Aviation Aluminum, Stainless Steel, Silicone Cylinder Capacity: 2L Package List 1 x Oxygen Cylinder 1 x Two Stage Breathing Valve 1 x One Stage Valve 1 x Conductor Conversion Head 1 x Diving Goggles 1 x Backpack 1 x Wrench 2 x Rubber Ring 1 x Storage Box 1 x Instruction Manual