PS:Suitable forXIAOMI T300/500/700 Features: 1. Soft DuPont bristles, compatible for sensitive enamel to use 2. Ultrasonic electric toothbrush can efficiently eradicate plaque and reduce gingival necrosis. 3. Adopt DuPont American tynex basic 0 bristles bristles,gently in your teeth. four bristle tip diameter, deep clear the gap between enamel 5 accepted by way of FDA and UV sterilized. 6 sealed packing, far more safe to use. 7 sealed packing,With dirt cap. Tips 1 purchase according to the corresponding model at the details website 2 fashioned brush head, subject to the acquired merchandise