Two Actions in One:Sweeps away plaque with softer outer bristles while polishing enamel anamel with more impregnable central bristles3 Brushing Modes:CLEAN:Effectively eradicate plaque and teeth superiorly cleaning SOFT: Soothing vibration for touchy first time customers MESSAGE: Massage and preserve gumsRotating Design:88 0scillations/min 30 sec Interval pause in retaining with 2 min shout off Long Battery Life:30 Day battery life three Hour speedy chargeReplacement Toothbrush Heads:Each brush head lasts 3 months so 4 will last for roughly one yearIPX7 Waterproof:This toothbrush can be utilized in the shower and can be thoroughly wiped clean