Lightweight: Lightweight, equivalent to the weight of 2 bottles of mineral water, the backpack is easy to carry.

Oxygen supplementation method: pulse type oxygen supplementation.

Ultra long battery life: up to 4.5 hours of battery life. (The battery is easy to replace)

Application areas: Highland tourism, self driving tours, military patrols, home healthcare, etc.

Different backpacks, face masks, or nasal straws can be optionally selected. Accessory selection:

In car function: preferred for high-altitude self driving tours.

Fast charging function: PD100W fast charging, shortened by 2.5H compared to regular charging