Sonicare HX671102 Healthy White Rechargeable Sonic Toothbrush There is a standard mode for when you want to Zoom around your mouth giving it an all over clean with a tingling 31000 oscillations a minute. Then there is an additional mode which provides 2 minutes of cleaning with a 30 second Burst of whitening afterwards for a dazzling smile. Thanks to the integral Lithium ion rechargeable Battery you will get up to 20 2 minute cleaning sessions. After brushing the compact charging base can be also be used to store a tooth brush head when not in use.