Rechargeable and portable, the Waterpik White Cordless Plus water flosser WP-450 is perfect for use in smaller bathrooms or for travel. It offers an ultra-quiet design, an ergonomic narrow hand grip for easy-to-hold control, and global voltage compatibility. And it~s great for anyone with braces, implants, crowns, bridges, or periodontal pockets. The Cordless Plus water flosser includes 4 flossing tips for a variety of dental needs, 2 settings, and a removable water reservoir with up to 45 seconds of flossing time. The special 360-degree rotating tip handle easily reaches your whole mouth, even back teeth. Removes up to 99.9% plaque bacteria that causes gingivitis, cavities, and bad breath from treated areas, and is clinically proven up to 2X as effective as string floss for removing bacterial plaque and improving gum health. Waterpik is the #1 water flosser brand recommended by dental professionals, and the Cordless Plus water flosser is accepted by the American Dental Association (ADA) for safety and effectiveness.