VEVOR Scuba Tank, 0.5L Portable Scuba Diving Tank, Diving Oxygen Cylinder Supports 5-10 Minutes Underwater Breathing, 98.43 ft Diving Depth, Lung Tank Kit with Snorkel Mask for Underwater Exploration

Flexible Breathing System: This 0.5L mini diving kit is your ideal companion for emergency rescues, backup air, and leisure diving. Breathe fresh air above the water and dive into the depths to enjoy 5-10 minutes of underwater breathing (max depth: 98.43ft/30m). Ready when you are!
Three Inflation Options: Whether you use a supplementary adapter, air compressor, or manual pump, this scuba tank kit provides flexibility in how you inflate. All parts fit neatly into the included carrying bag, making it super easy for travel. (Note: charging tools sold separately.)
High Quality Construction: Built from aviation-grade aluminum, this portable scuba diving tank is pressure-resistant, corrosion-proof, and designed for long-term use. The food-grade silicone mouthpiece is crack-resistant, ensuring security during every dive. Max pressure: 20MPa. The inflation plug of release valve is 0.31 in / 8 mm.