describe Net content: 1pcs characteristic 1. Efficient cleaning of lung mucus: This inhaler can help clean lung mucus, purify the respiratory tract, and relieve the feeling of poor breathing. 2. Convenient and practical: compact and portable, can be used anytime, anywhere, without the need for external power supply, making it easy to carry and operate. 3. Multi functional design: In addition to cleaning lung mucus, it can also promote lung ventilation and enhance respiratory system function. 4. Safe and reliable: Adopting advanced technology, it is safe and reliable, without any chemical components, and has no side effects on the lungs. 5. Health protection: Regular use can maintain respiratory health and reduce the risk of respiratory diseases. Comment: 1. The manual measurement tolerance is 2-5g. Please don't mind your replacement. Due to differences between different displays, the image may not reflect the actual color of the item. Thank you. 3. SKU color refers to the color of the product packaging The package includes: 1 x Clean nasal suction