Fangrui Product Details Features: 1. The Anti-snoring Device Has A Built-in High-power Chip, And The Effect Is Very Obvious. 2. The Product Adopts Imported Fda Standard Composite Material And Has Ce Certification Mark. It Is Non-toxic, Odorless, And Has No Side Effects. It's Soft To The Touch And Doesn't Dazzle When Used. 3 There Are Exhaust Slots At Both Ends Of The Snorer To Make Breathing Easier. The Snorer Presses On The Nasal Septum Due To Atmospheric Dynamics. Prevention: 1. The Snorer Should Be Kept Away From High Temperature Or High-power Magnetic Objects, So As Not To Affect The Magnetic Effect. After Use It Should Be Washed And Stored In The Box. 2. Avoid Cross-use (each Instrument Is Only Suitable For One Patient). Instruct: Put The Anti-snoring Device On Your Chin Before Going To Bed And Fasten The Straps. (the Height Of The Pillow Should Not Be Higher Than The Shoulder, And Do Not Swell Before Going To Bed. Suggestion: Lie On The Right Side To Avoid Compressing The Heart And Affecting Blood Circulation). Comment: 1. Manual Measurement Tolerance Is 2-5g. 2. Due To The Difference Between Different Monitors, The Image May Not Reflect The Actual Color Of The Item. Thank You Very Much! 3. Sku Color Is Product Color. Package Includes: 1* Shapez Pure Sleep Anti Snoring Chin Device, 1 X Charging Cable,1 X Ear Straps.