It comes with high speed oscillating-rotation motion cleanse the plaque off. You need to change the brushheads every 3 months, when they are worn or when the color on the indicator bristles has faded half way down.  Oral B is a very popular brand with its products having world wide recognition.

Key features:
Oral B precision clean works efficiently
Gets to hard to reach areas
Pulsating signal after 2 minutes recommended brushing time
Over 60% gingivitis reduction
Every use results in healthier gums
Rechargeable battery that works of r20 minutes that comes to around 5 days of brushing
Limited 2 years warranty