Features: Portable: The sputum suction device is portable and compact light in weight easy to carry suitable for daily home use or emergency use. Applicable People: The manual suction machine is suitable for those whose breathing is blocked by sputum and has difficulty breathing. Transparent Material: Handheld suction is easy to transparent material you can see the inner structure directly easy to no dead corners. Disposable Tube: The manual suction machine is equipped with a disposable tube which prevents infection and is and hygienic. Handheld Design: The sputum suction device adopts a handheld design which is easy to operate has no power supply no noise and no environmental restrictions. Specification: Maximum Negative Pressure Value: 0. 07 mpa Maximum Pulling Force Of The Rod: 100N Storage Bottle Capacity: 200ML Product Size: approx. 22 5x9 5x4cm/8 9x3 7x1 6 inches Storage Bottle: Diameter: 5.5 cm/2.2 inches height: approx. 11.5 cm/4.5 inches How to Use: 1. Connect the sputum suction tube and liquid storage bottle to the main handle and try to perform sputum suction operation with clean water. 2. Place the suction tube on the appropriate part of the oral patient and pull the lever to a faster frequency. If the sputum is thick and needs to increase suction they can start by inhaling a small amount of water. 3. When in use put the mouth of the liquid storage bottle upward. When the liquid in the bottle reaches two-thirds of the capacity pour the liquid into the bottle or replace the liquid storage bottle. Note: 1. Strictly use one person and one machine to avoid cross infection. Cleaning solution can be used for home care. 2. After use remove the suction device and clean it with a cleaning solution or cleaner with the water temperature below 30C. High temperature cleaning is not allowed. 3. Non-professionals using this product must operate under the guidance of professionals. Please use a national qualified sputum suction tube. 4. When the suction device has not been used for a long time and is difficult to pull they can open the rod barrel and smear a little mineral butter on the sealing ring for lubrication. 5. Keep it correct to avoid accidental injury due to children's disorderly movement and abuse. includes: 1 * Handheld Sputum Suction Device 1 Set * Phlegm Cup 1 Set * Sputum bag 1 * Instructions 1 * Certificate "