PS:Please eavesdrop on the model: Replacement for OCLEAN*Note: Non-original, applicable brush head 1. Ultrasonic electrical toothbrush can effectively get rid of plaque and decrease gingival necrosis. 2. The appearance of the 3-D brush adapts to the luster of the teeth. The small and gentle brush head is easy to the touch inside your mouth. 3. Adopt DuPont American tynex classic zero bristles, brush authorised by FDA and UV sterilized. 4. Vacuum packaging, scientific safety standards. 5. This sort is acceptable for folk who smoke or drink coffee. 6. Replacement for Oclean X/ X PRO/ Z1/ F1 Electric toothbrushes. 7 you've got any questions on the toothbrush model, you might seek the advice of visitor service. Thank you packaging-