•【Portable Diving Oxygen Cylinder】1L capacity DIDEEP underwater breathing apparatus allows for 10-20 minutes of diving at depths of 1-10 meters, ideal for beginners and recreational diving. •【Versatile Inflation Options】Supports three inflation methods: manual high-pressure pump, refill adapter, and electric inflator, providing flexibility for various situations. •【Durable Aerospace-Grade Material】Constructed with 6061T6 aluminum, meeting diving equipment manufacturing standards for safety and longevity. •【Pressure Monitoring】Equipped with a pressure gauge to accurately display remaining air in the diving tank, ensuring diver safety. •【Ergonomic Design】Features a comfortable silicone mouthpiece and a pressure relief valve for easy venting before disassembly. •【Travel-Friendly】Lightweight and portable design allows for easy transportation; can be taken on board after detaching the breathing valve. Specifications: •Cylinder Capacity: 1L •Material: 6061 Aviation Aluminum •Maximum Working Pressure: 20MPA/200BAR/3000PSI •Recommended Diving Depth: Within 10 meters for recreational use, up to 30 meters as backup •Usage Duration: 15-20 minutes (varies with diving depth and individual breathing patterns) Package included: •1 x Oxygen Tank •1 x Shoulder Carrying Strap •1 x Diving Goggles •1 x Adapter •1 x Carrying Bag •1 x Accessories Kit •1 x Multi-language User Manual (Chinese, English, German, Japanese, French, Spanish, Italian, Russian)