Introduction this Device Uses High Frequency Vibration To Help Remove Tartar, Calculus, Tobacco Stains, Tea Stains, Etc. On The Tooth Surface, And Restore Healthy And Clean Teeth. Three Professional Cleaning Head With Work, Clean, Polish A Machine To Finish; Free Choice Of Third Mode, To Meet The Needs Of Different Users. The Overall Design Is Simple And Intuitive, Easy To Operate, Is A Suitable For Household Oral Care Tools. attention 1. This Device Is Only For Adults. Please Keep It Away From Children To Avoid Accidental Injury. 2. Do Not Immerse The Body Of The Equipment In Water. 3. The Device Is Equipped With A Rechargeable Battery, So Do Not Put It Into Fire Or Charge, Use And Keep It In A High Temperature Environment. 4. Please Do Not Touch The Working Tip With Your Hands To Avoid Injury When The Equipment Is Working. 5. Do Not Use The Equipment If It Is Obviously Damaged. features high Efficiency: High Frequency Vibration Brings Excellent Tartar Stain Removal Effect multi-purpose: 3 Cleaning Heads And 3 Modes To Solve A Variety Of Problems reliable: Stainless Steel Working Tip, Waterproof Body, Safe To Use intimate: Led Light Auxiliary Lighting, Precise Positioning Of Dental Tartar Stains environmental Protection: Built-in 250 Mah Rechargeable Battery, Durable easy To Use: Intuitive Two-key Layout, Effectively Avoid Misoperation comfort: Light Body, Silicone Handle, Comfortable To Hold how To Use: 1. When The Battery Is Low, The Three Mode Indicator Lights Will Flash Green Light, Indicating Charging For The Device. 2. Connect The Device To The 5v/1a Adapter (not Included) With The Dc Charging Cable, And Then Switch On The Power. 3. In The Process Of Charging, The Three Mode Indicator Lights Will Flash Green Light And Automatically Go Out When Fully Charged. using Step 1. Select And Install An Appropriate Cleaning Head. 2. Clean The Tip With Water Or Alcohol.(note: Alcohol Disinfection Is Recommended.) 3. Press The "on" Button To Start The Machine, And The Led Light Will Turn On Automatically. The Default Mode Of Starting The Machine Is Gentle. 4. Press The Mode Key To Select The Mode. There Are Three Modes: Soft Mode, Normal Mode And Strong Mode.(note: Gentle Mode Is Recommended For The First Time.) 5. Look In The Mirror And Gently Place The Working Point On The Tooth To Begin The Work. note: When Removing Dental Calculus, It Is Recommended To Maintain A 45 Angle Between The Tooth And The Working Tip; When Removing Stains And Polishing, It Is Recommended To Maintain A 90 Angle Between The Tooth And The Working Tip. note: Do Not Press The Cleaning Head Too Hard During Use. 6. After Use, Press The "on" Button To Shut Down, And The Led Light Will Turn Off Automatically. Rinse Your Mouth With Water. 7. Rinse The Cleaning Head Under Water, Dry It Or Air Dry It And Store It In A Clean Place. preservation And Maintenance 1. If There Are Stains On The Fuselage, It Can Be Washed Under Water Or Wiped Clean With A Wet Cloth. 2. Please Store The Equipment In A Cool And Dry Place, Avoid Direct Exposure To High Temperature Or Strong Light. 3. Please Keep The Equipment Out Of The Reach Of Children To Avoid Danger. 4. The Device Is Equipped With A Rechargeable Battery. In Order To Protect The Battery Life, It Should Be Charged Every Three Months When Not In Use For A Long Time. 5. Do Not Take Apart The Equipment For Repair Without Permission. In Case Of Any Malfunction Or Failure To Operate Normally, Please Contact Customer Service Center. specification type: Electric Tooth Cleaner battery Capacity: 250mah charging Mode: Dc Charging working Voltage: 3.7-4.2v rated Current: 130ma Max waterproof Rating: Ipx6 storage Temperature: -10c-40c "all Products From Us Have Undergone Strict Quality Checks. if There Is Any Quality Problem Or You Are Not Satisfied With The Productare. contact Us. we Will Give You The Best Solution."