Philips Sonicare Replacement Brush Heads A3 All-in-One Top-of-the-line Model HX909414

✅【Sonic Technology】High-speed vibrations of approximately 31,000 strokes per minute* loosen plaque, and the wide amplitude of the brush head sweeps away the loosened plaque. ✅【Plaque Removal】Bristles reach even the back teeth for efficient plaque removal. ✅【Brush Head Replacement Notification Function】Equipped with a brush head replacement notification function to alert you when it's time to replace the brush head. ✅【Easy Installation】Easy installation with a snap-on design. ✅【Color】White