Heimlich Emergency Device Choking Prevention Device Including 3 Mask Sizes CR01

It is used for first aid in extreme life-threatening situations where difficulty in breathing or cardiac arrest is caused by foreign body asphyxiation;

A suction force of over 25 Pascals, which is far higher than that of similar products on the market, ensuring the first-aid effect;

Single-hole ball check valve design with a fault tolerance rate infinitely close to 0; equipped with an inflatable airbag mask;

The confidential fitting surfaces simultaneously reduce the heavy pressure on the face under pressure; it is equipped with 3 standard masks of different sizes, suitable for faces of various shapes.