Philips Sonicare HX9332 makes it easy for you to customize your cleaning routine with its five cleaning modes. It also has the Smartimer and quadpacer which make sure you not only get your teeth brushed correctly, but for the right amount of time, which is 2 minutes. It appears to do just what the manufacturer claims and more. It can remove not 50% but 100% more plaque than a manual toothbrush. It uses a patented sonic technology for complete gum stimulation that makes you will have healthier gums within 2 weeks. Great for traveling with the charging system that comes complete with charger glass and USB gravel case.