Enjoy an effortless, thorough clean between your teeth and improve your gum health. Our Quad Stream technology helps you cover more area with less effort, while Pulse Wave technology gently guides you from tooth to tooth. Easy. Features: Quad Stream technology for faster, more effective flossing X-shaped water streams cover more surface area for a faster, deeper clean versus manual floss. Effortlessly. Quadstream technology: removes plaque from below the gumline The Quadstream technology removes up to 99% of plaque from 6mm deep periodontal pockets. 2 flossing modes, 10 intensities Enjoy a clean that's tailored to your needs. Clean mode uses a continuous flow of water for a great everyday clean, while Deep Clean uses distinct pulses for a more thorough clean. Whenever you need, adjust the intensity to your ideal comfort level. Standard nozzle for a regular clean Use the standard nozzle for a regular clean. It uses a single stream of water to remove debris and clean thoroughly between your teeth. Quad Stream nozzle for maximum coverage For maximum coverage and an extra thorough clean, use the Quad Stream nozzle to concentrate water into four wide streams between teeth and along the gum line. The soft rubber guide is gentle on gums and every nozzle simply clicks on and off. Easy to fill 550ml reservoir The 550ml resevoir holds enough water for one cleaning. To refill simply lift out, fill and click back in. Easy magnetic dock with auto shut-off When you're finished, simply return the handle to the easy magnetic dock.The handle automatically switches from pause to off. Pulse Wave technology guides from tooth to tooth Gentle pulses of water guide you from tooth-to-tooth so that you don't miss a spot. Whisper quiet for great results without disturbing others Engineered for a discreet clean, so you get great results without disturbing others. Brand new. Backed by Philips warranty.