Three working modes (M1 timing mode/M2 intermittent mode/M3 continuous mode) three modes can be adjusted to work in cycles, effectively responding to various situations. Built-in lithium battery: 2000mA lithium battery can be used multiple times on a single charge, and lithium batteries have a longer life than ordinary batteries and are safer to use. Effective sterilization and disinfection: The disinfection treasure uses the "sterilization" effect of ozone to fully disinfect the inside of the ventilator, pipes, masks, humidifiers, etc. that are difficult to clean and easy to produce odors. Low noise operation: Quiet and comfortable experience, say goodbye to noisy roars, allowing users to complete the disinfection of the oxygen concentrator in a comfortable environment. Multi-scenario application: Dedicated CPAP ventilators are suitable for a variety of items, such as toothbrushes, electronic products, hearing aids, mobile phones, and even children's toys. The CPAP cleaner automatically cleans your CPAP machine or bi-level ventilator using ozone (also known as reactive oxygen) in just 30 minutes. Just connect your CPAP machine or bi-level ventilator to the disinfector, turn on the disinfector, and walk around. During these 30 minutes, the sterilizer can kill 99% of pathogens such as mold and viruses that breed in CPAP masks, hoses and water chambers. Name: Ozone Sterilizer Power supply: 5V Charging time: 3 hours Working mode: automatic Pressure range: 4-30 cmH2O Type: CPAP Sterilizer Application: CPAP Storage environment: -20~55°C; Storage environment: -5~45°C; Size: 12x5.8x6cm Package content: 1 * Ventilator Sterilizer 4 * Adapter 1 * Storage bag 1 * USB data cable Only the above package contents are included, other products are not included. Note: Due to light and different monitors, the color of the product in the picture may be slightly different from the actual product. The measurement error is +/- 1-3cm.