Maintenance free, no consumables: 350,000 hours lifespan. One button control, no settings required. Requires no soap, water, cleaning solutions, or ongoing maintenance. Small and lightweight, easy to carry. You can take it anywhere. Effective disinfection: sterilization with ozone, utilizing the function and properties of ozone. Perform effective disinfection, allowing fresh air to circulate. Easy to use: simply connect your CPAP device to the sterilizer. This disinfectant for respiratory devices sterilizes the interior of respiratory device, tubing, mask, and humidifier. It is also suitable for some household sterilization applications. Silent operation: effective cleaning of your CPAP supplies with one-button start, cleaning cycle approximately 25 minutes using ozone. Quiet design with built-in high-performance processor. After use, any residual odor can be easily removed by running the device for one minute with the mask connector attached, and the odor dissipates. Equipped with a rechargeable lithium-ion battery; charger included. Simply charge it, connect your CPAP hose, plug the mask into the port, press a button, and in 25 minutes it will be clean. Color: Black. Material: Plastic. Package Contents: 1 x Disinfection unit, 1 x USB cable, 1 x English manual. Only the items listed are included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the actual item. Measurement allowance is +/- 1-3 cm.