PS:Please listen in at the model: Oclean X/ X PRO/ Z1/ F1/ One/ Air 2 /SE *Note: Non-original, applicable brush head 1. Ultrasonic electric toothbrush can effectively remove plaque and decrease gingival necrosis. 2. The appearance of the three-D brush adapts to the luster of the teeth. The small and mild brush head is simple to the touch within your mouth. 3. Adopt DuPont American tynex traditional 0 bristles, brush accepted via FDA and UV sterilized. 4. Vacuum packaging, scientific security standards. 5. This range is suitable for folk who smoke or drink coffee. 6. Suitable forOclean X/ X PRO/ Z1/ F1/ One/ Air 2 /SE Electric toothbrushes. 7 you've got any questions about the toothbrush model, you might seek the advice of visitor service. Thank you. -Vacuum Packaging-