KF94 Disposable Face Masks [Multi-Pack] Made in Korea

ED DISPLAY: The LED display shows the accurate timer and remaining power. You can customize the time as you want. UNIVERSAL COMPATIBILITY：Included 4 universal adapters can easily connect to the most of sleep machine brands with 15mm or 22mm hoses. EASY TO USE: One-button control that turns on when the cleaning cycle starts and automatically shuts down after 5 minutes of use.