Diving Breathing Machine/Portable Scuba Breathing Machine/Underwater Oxygen Breathing Machine/Underwater Oxygen Equipment

Q1 Q2 is overpowered and can't be carried on the plane.
Q4 378wh
Q3 189wh 
Q5 99wh not over power
Q1-Q4 are overpowered and can't be taken on the airplane.
Q5 can be taken on the airplane, but the use time is shorter, 1 hour.

Product Feature:

[Upgraded diving equipment system] Newly upgraded diving equipment, lower noise and greater air output. The system is the perfect way for snorkelers to venture beyond the surface. This is a very compact Surface-Suppied-Air dive system that supports one diver to 39.4ft/12m. Whether you are an ocean explorer, poolside parent, treasure hunter, underwater photographer, boat owner, kayaker/paddle boarder, or looking for the latest yacht toys - the diving equipment system is for you.

【2.7 Long battery life】Inside the device is a lithium battery, the device can work for 2.7 hours. If you need a device with a longer battery life, please see the bottom of the details page

【More Air, Powerful Engine】The Upgraded battery-driven compressor can provide 57L of oxygen per minute. Allows you to breathe freely underwater and provides you with sufficient oxygen.

【Make Diving Easier】Traditional oxygen cylinders need to be pumped up. This equipment allows you to say goodbye to heavy oxygen cylinders. Diving is easier, without oxygen cylinders, allowing your body to be more free and unconstrained in the water.