Questions&Answers
Q1:Turn on,light up,no working no vibrating
A1:The product adopts ultrasonic technology, and the product itself will not vibrate after it is turned on.The device works when it touches a tough thing like teeth,if you use it on the skin,it will not work.If the cleaning head touches the teeth and doesn't vibrate, please contact us firstly
Q2:Vibrating are so weak.no effect?
A2:Household Ultrasonic Tooth Cleaner.36khz vibration frequency.Effectively removes dental tartar, plaque,calculus etc.Works as good as the dentist's clinic.Save a lot of money on visiting the dentist.Please charge the device for more than 2 hours to ensure sufficient power（The device cannot be turned on during the charging process）
Q3:The product will get hot after using it for a long time
A3:The equipment preset 10 minutes automatic shutdown function to prevent overheating
Q4:Can't read the manual,I want a manual in local language
A4:Please contact our shop service for manual in Text version,then you can translate in your language by Google.
