Feature: 1. The professional cleaning machine has an effective cleaning function, which allows you to breathe deeply and fill your body cells with clean air. 2. The protection level reaches IPX1 level, and you can use it safely at any time. 3. Light weight and in small size, easy to store and carry. 4. No need to spend time to set up machine functions, one‑button control, easy to understand, no noise trouble. 5. Specially designed air pipe net, you can clean it with a cotton swab to complete a more thorough cleaning. 6. Built‑in rechargeable 2200mAh polymer lithium battery, powerful, long service life, sustainable enjoyment. Specification: Condition: 100% Brand New Item Type: Breathing Machine Cleaner Material: Plastic Optional Color: White, Gray Working Voltage: 5V Battery Type: Built-In 2200mAh Rechargeable Polymer Lithium Battery USB Charging: DC 5V-1.0A Charging Time: 30 Minutes Charging Port: 5Pin USB IPX 1P (Protection Level): IPX1 Effective Cleaning Range: Less Than 5m3 Storage Temperature: -20℃-55℃ Working Temperature: -5℃-40℃ Applicable Tube Diameter: Approx. 1.5cm / 0.6in or 2cm / 0.8in Size: Approx. 12.3 x 6.5 x 4cm / 4.8 x 2.6 x 1.6in Function: Efficient Cleaning: Ozone has the functions of cleaning, deodorization, detoxification, anti-corrosion, and bleaching. This machine uses the effect of ozone to clean, comprehensively designing the ventilator, pipes, face shield and humidifiers. It only takes 25 minutes to finish cleaning. Usage: Before use, please unplug the power of the breathing machine, remove the water from the humidifier and connect it to the pipe to improve the quality of cleaning. It is best to put it in a closed needle for infection, and then choose a portable breathing machine bag. Reminders: 1. After cleaning the humidifier, be sure to dry the water in the water tank before cleaning. 2. If there is still the smell of ozone when used after cleaning, the residual ozone smell can be dissipated. 3. The concentration of ozone is produced by the cleaning body. Its size depends on the volume of the packaging bag and the use time of the cleaning machine. This product has been strictly cleaned and has established cleaning standards. Please do not try to increase the concentration of the cleaning agent. Too high a concentration will cause the machine to oxidiz, please do not use any non-standard cleaning methods. 4. The built-in lithium battery capacity of this machine meets the requirements of civil aircraft and can be carried with you. 5. Please do not disassemble the machine by yourself.. Package List: 1 x Ozone Cleaner1 x English Manual1 x USB Power Cord1 x Connection Tube Head