Specifications Rated Voltage 3 7VHost Size 212x27x27mmStandby Current ≤20uAWaterproof Grade IPX6 Rated Current 200maVibration Frequency 22000 Times MinCharging Time About 2hBristle stiffnes SOFTPower type RechargeableNumber of movements per minute from 30000 to 50000Number of operating modes 4 or moreNumber of nozzles 5 or more piecesAge Group AllCommodity Quality Certification 3C ce UL GSElectric Toothbrush Rated Voltage 3 7VTeeth Cleaner Rated Current 200mAStandby Current 20uAPower Adapter 5V Electric Teeth CleanerCharging State USB charging lineWaterproof Level IPX6Ultrasonic Electric Toothbrush USB ChargeOral Care Removal Of DentalHousehold WashableFeatures 1 Efficient Cleaning The upgraded ultrasonic technology effectively removes dental calculus yellow stains and improves overall oral hygiene 2 Gentle and Safe The device gently massages the gums and teeth without causing any discomfort or damage 3 Versatile Comes with multiple brush heads and a mouth mirror for customized cleaning and easy examination 4 Rechargeable Built in rechargeable battery with a USB cable for convenient charging 5 Portable Compact and lightweight design allows it to be easily carried for use on the go Package includes 1 X Main Unit3 X Brush Heads1 X Flat Head1 X Mouth Mirror1 X USB Cable