Genuine Philips Sonicare rechargeable electric toothbrush head compatible with all Philips Sonicare snap-on rechargeable toothbrush handles Philips Sonicare Premium Plaque Control is Sonicares deepest cleaning brush head with 4x more surface contact Up to 10x more plaque removal versus a manual toothbrush Use with a Philips Sonicare DiamondClean Smart, Smart mode-pairing automatically selects optimal mode & intensity level, tracks your usage & notifies you when it is time to replace your brush head