VEVOR Mini Scuba Tank, 1.9L Portable Diving Tank for Underwater Breathing, Reusable Lung Diving Cylinder up to 35 Minutes Dive Time, Emergency Rescue Pony Bottle with Backpack & Case for Snorkeling

["Long-Time Diving: Our 1.9 L large-capacity mini scuba tank delivers 30-35 minutes of underwater breathing time at depths up to 32.8 ft / 10 m. It can meet the needs for extended underwater exploration, light-duty operations, or emergency standby","Reinforced Tank: Made from aviation-grade aluminum for high strength and corrosion resistance, this scuba diving tank withstands 20 MPa","Smoother Breathing: Equipped with a precision-integrated pressure regulator and upgraded breathing valve core, this diving tank ensures stable and smooth air flow output. Its external explosion-proof disc provides additional overpressure protection","Two Refilling Methods: Our scuba tank can be refilled by connecting to a large scuba tank via a dedicated adapter or using a compatible air compressor (refilling equipment not included in this set)","Easy to Carry: Our portable scuba diving tank kit is designed with portability in mind. It includes a backpack for beach trips, plus an aluminum alloy case with high-density foam for equipment protection. The empty tank can be checked in for air travel"]