Underwater Breathing: Allows divers to stay 1-10 meters underwater for 5-10 minutes, depending on lung capacity and diving depth, making it ideal for beginnersMultiple Inflation Methods: Supports three types of inflation: manual high-pressure pump, refill adapter, and electric inflator for versatile useDurable Construction: Made from 6061 T6 aluminum, it meets diving equipment manufacturing standards for safety and durabilityPressure Gauge: Equipped with a pressure gauge that shows the remaining air in the tank, ensuring safe and informed divingErgonomic Design: Features an ergonomic silicone mouthpiece for comfortable breathing and a pressure release function for easy ventingSpecifications:Material: Aerospace AluminumMaximum Working Pressure: 20MPA / 200BAR / 3000PSICapacity: 0.5LOperating Depth: Up to 10 meters for recreational air supply, up to 30 meters as a backup air sourceUsage Duration: 5-10 minutes (Actual time varies depending on diving depth and individual breathing rhythm)Net Weight: 1.1KG