The DiamondClean Smart is our best ever toothbrush for complete oral care. Four high-performance brush heads let you focus on all areas of your oral health from fighting against plaque to ensuring you have all day long fresh breath. Philips SmartSensor technology gives you personalised feedback and coaching so you never miss a trouble spot. Connect via Bluetooth to our free Philips Sonicare App to get real-time feedback on your brushing, track where you have brushed and highlight your trouble areas. 5 Modes and 3 Intensities: Clean, white+, gum health, deep clean and tongue care. Smart Brush Head Recognition ensures you are getting the best performance with your brush head. When placed on the handle the microchip in the brush head will automatically select the optimal mode and intensity that is best for that brush head. Model number: HX9924/14. Timer for better brushing. Quadpacer timer encourages attentive brushing of each quadrant of the mouth. 5 cleaning modes: sensitive, whitening, deep clean. 3 brush heads: G3 Premium Gum Care brush head: Pairs with Gum Health mode and W3 Premium White brush head: Pairs with White+ mode brush head. 3D rotate pulsate technology. 3 speed settings. 62000 rotations and 31000 pulsations per minute. Sonic technology for naturally whiter teeth. Ergonomic handle - to make the brush more comfortable to hold and use. Recharge indicator light. Visual pressure sensor stops pulsations when you brush too hard. Replacement head included. Travel case included for when youre on-the-go. Rechargeable: 24 hours for full charge. 84 minutes usage time, based on 2 minutes twice a day. General information: Batteries required 1 x Li-Ion (included) . Manufacturers 2 year guarantee.