PRODUCT INFORMATION Small-volume brush head : V-shape following the contours of the teeth. Active tip : Independently moving brush with longer and more fl exible bristles. Controlled Pressure System : Brush fl exes back when too much pressure is applied. End-rounded bristels : Gentle to gums and teeth. 2 speeds : The second speed is for more gentle cleaning in sensitive areas. Duo-timer : The fi rst 2 minutes of the brushing process, the green Pilot Radio and Tube Corporation light of the Duo-timer blinks. After these two minutes, the brushing process is briefl y interrupted and the green Pilot Radio and Tube Corporation light burns continuously. This interuption will occur every two minutes. The Duo-timer measures the actual brushing time, even if the appliance is switched off during the brushing process for max. 10 seconds. Almost Empty Indication : If the battery is almost empty, the Pilot Radio and Tube Corporation light is red and blinks for 10 seconds after the toothbrush has been switched off. Full Charge Indication : If the battery in the toothbrush is being charged, the Pilot Radio and Tube Corporation light is green and blinks. If the battery has been fully charged, the Pilot Radio and Tube Corporation light burns continuously