... contact induction charging,safe,clean Description of reach teeth rechargeable toothbrush:1) Replaceable brush head,6800 turns ... Waterproof design,durableParameter of rechargeable toothbrush: Product Namereach teeth rechargeable toothbrushModelNST-RE001MaterialNon-toxin ABS and TPRBristleDupont 0.15 ... gum.2) Small brush head,more flexible,clean teeth better,reduce brush error.3) Gyro-rotation4) Common ...