Origin :CN(Origin) Commodity Quality Certification :ce Age Group :Adults Size :Length 250mm, Diameter 28mm Item Type :Electric Toothbrush Type :Acoustic Wave Model Number :3C1 Material :Bamboo Wood Material Certification :CE Quantity :Depends on Your Choose Charge Mode :Wireless Charging and USB Control Issue :Keypad Control Frequency :35000 / Minute Standby Time :Fully Charged 40 Days Grade of Waterproof :Function Mode :5 Modes Features :Program Timer Appearance :Bamboo Design Production Code :D01