Mxfz Respiratory Trainer Suffocation First Aid Mask Artificial Heart Vital Capacity black

Inhalation first aid device: Asphyxia prevention device can use non-invasive inhalation first aid device to save lives in emergency situations of airway obstruction, and can effectively eliminate liquids and foreign objects that cause breathing difficulties. It is simple and practical. Reasonable structure: The plunger adopts negative pressure, with the shortest suction time and stronger suction barrier. The exhaust valve is used to exhaust air from the body to ensure that they generate strong suction. Short inhalation time: The inhalation time is the shortest, so the equipment is safe and effective. Under normal circumstances, there is no need to replace the device, only the facial cover needs to be replaced every 2-3 years. Colors: yellow, green, black (optional) Package includes: 1 * Emergency breathing trainer Attention: 1. Due to manual measurement, please allow for minor errors. Please ensure that you do not mind before bidding. 2. Colors may vary depending on the monitor, please understand. Hello, please pay attention to your shipping address when purchasing products. If your delivery information (such as name, street, house number, doorbell/email without a name, etc.) is incorrect, the order will not be delivered correctly When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!