10x more plaque removal Superior stain removal and whiter teeth Next-Generation Sonicare Technology Pressure sensor 1 brush mode, 2 intensities Intensities High - To boost your clean Medium - For an everyday clean Low - For sensitive teeth and gums Power Voltage - 100-240 V Technical Specifications Battery - Rechargeable Operating time (full to empty) - 21 days Battery type - Lithium ION OFF mode (no attachments) - N/A Low energy mode - 0.08 Watts Design and finishing Color - Black Ease of use Battery indicator - Illuminated icon indicates battery life Handle compatibility - Easy click-on brush heads Handle - Slim ergonomic design Travel case Timer - BrushPacer and SmartTimer What's in the Box? Handle - 1x 6100 rechargeable toothbrush Brush head - 1x S2 Sensitive, 1x C3 Premium Plaque Defense Travel case - 1x travel case Charger - 1x USB-A charger Cleaning performance Plaque removal - Up to 10x more effective Speed - 62,000 brush movements / min Modes Clean - For exceptional everyday clean Sensitive - For sensitive teeth and gums Smart sensor technology Pressure feedback - Light ring illuminates purple, Vibration and pulsing sound Replacement Reminder - BrushSync lets you know when to replace your brush head Advanced care for whiter teeth.Gently removes 10x more plaque.24 Months Local Manufacturer Warranty Store in dry cool place. China