DEDEPU Portable Mini Scuba Diving Kit Full Face Snorkel Mask 1L Air Oxygen Tank

Three inflation methods: 1.High pressure pump 2.Scuba adaptor 3.Electric air pump Use of people and how to carry Professional diving (alternate air source) Fishermen Diving novice Diving amateursFire rescuer, etc. Going abroad to take the plane 1. Perform a pressure relief operation to release the gas in the bottle 2. Disconnect the breathing bottle from the primary pressure reducing valve Product list: 1* aluminum primary valve 1* Secondary metal valve 1*1L diving cylinder 1* Diving mask 1* Face mask adapter 1* diving hanging bag 1* Handbag