Toothbrush oral b trizone 2000 is a triple action deep cleaning toothbrush designed around the way you naturally brush the revolutionary technology combines the familiar brushing motion of a manual brush with the power of advanced triple zone cleaning action to give you a long lasting clean with 40 000 pulsations and 8 800 sweeps per minute the triple zone experience the first of its kind the brush head of the trizone 2000 is divided into three cleaning zones to keep your teeth and gums he