Feature●It can be taken on a plane and we have a carry-on bag. We made it smaller to make it easier to carry.●We give away 1 battery, the device can work for 40-60 minutes. This is determined based on the weight of the user and the depth of the water. You can use the included charger to charge.●Extremely portable and lightweight, with a total weight of only 8.3 Lb, including the removable 99-watt lithium battery pack. Easy to carry around.●Inside Water Pump The water pump inside the machine continuously pumps water, and the motor and battery life are extended by 30 percents through winding the motor cooling pipe for cooling.●Scuba Dives for unparalleled performance and reliability, this system ensures a smooth and uninterrupted airflow for extended periods underwater. you can focus on the awe-inspiring scenery while the system takes care of your breathing needs.Description