Designed with you in mind, Philips One is a big step up from manual brushing. Battery life up to 30 days Micro vibrations and tapered bristles made of soft nylon gently polish teeth for a brighter smile Take your manual brushing experience to the next level by pairing regular brush motions with bristle micro-vibrations 2 Minute Timer with 30 second notifications Dentists recommend replacing brush heads every 3 months. Increased brushing VALUE as this bundle comes with 3 total brush heads The One that's made to travel so you can get that clean feeling any place. It's sleek and lightweight and fits neatly into a compact travel case Brush heads match colorful handle for super sleek look. Handles are ONLY compatible with Philips One brush heads Includes: One (1) Philips One by Sonicare Rechargeable Toothbrush and matching brush head; 1 travel case; 1 USB charger; 2 Pack replacement brush heads