5-gear mode for customized brushing : Choose from 5 different modes to customize your brushing experience and achieve optimal oral health. IPX7 waterproof rating for worry-free use : With an IPX7 waterproof rating, this toothbrush can be used in the shower or bath without fear of damage. USB charging for convenience : Charge your toothbrush easily with a USB cable, making it convenient for travel or on-the-go use. 4 or more operating modes for versatile use : Choose from 4 or more operating modes to suit your specific brushing needs, whether you're looking to gentle or intense cleaning. PRODUCT INFORMATION: Features: 5-gear mode for customized brushing:Choose from 5 different modes to customize your brushing experience and achieve optimal oral health. IPX7 waterproof rating for worry-free use:With an IPX7 waterproof rating, this toothbrush can be used in the shower or bath without fear of damage. USB charging for convenience:Charge your toothbrush easily with a USB cable, making it convenient for travel or on-the-go use. Timing function:2 minutes automatic shutdown,30secondsautomatic pause prompt to remind you to change the brushing areas. Specification: MODEL : JD005 BATTERY : 600mAh RATED VOLTAGE : DC3.7V SONIC FREQUENCY : 34000STROKES/MINUTE WATER PROOF : IPX7 RATED POWER : 1W RATED VOLTAGE : 3.7V Color : WHITE/BLACK Package included: 1*Electric Toothbrush Body / 4*Toothbrush Heads / 1*Charging Cable / 1*Instructions MATTERS NEEDING ATTENTION: 1.Patients with severe periodontitis or other severe oral disease are advised to use this product on a dental basis. 2.Discontinue use of this product if the tooth is under treatment or if the implant is unstable. 3.Do not use this product for infants, toddlers, non-operators or those with weak oral sensation. 4.In the process of brushing teeth, please do not over-force on the teeth please use the brush high-frequency vibration cleaning teeth