About this item

• Preloading: Make the rescue quicker and easier, saving valuable time in emergency situations
• Easy to Operate: Quickly release danger with only one button trigger in emergency while supporting self-rescue
• Consistent suction about 33KPa: Provide instant pressure to relieve choking, and ensure optimal results every time
• Safety: Significantly minimize the harm inflicted by mask pressure on the face and neck, removing the chance of further injury caused by deeper obstruction.
• 3 Different Size Masks: Cover almost all people except infants. Make sure the mask fits the face and forms a vacuum environment