Sonic vibrations effectively eliminate debris and plaque from the teeth and promote gum health Sonicare technology gently pulses water between your teeth for deep cleaning Two-minute SmarTimer ensures you meet the dentist-recommended brushing time QuadPacer helps you to improve your brushing technique for enhanced oral health Easy-start feature lets you gradually increase the power, to help you adjust to the electric brushing experience Battery lasts up to two weeks on a single charge Battery light indicator ensures you're always aware of the battery status Slim and ergonomic design makes brushing easier and more comfortable Includes two SimplyClean (C1) brush heads and one charger