Intuitive bristle design the dupont bristles have a clever tooth-waved design which fits snugly with the contours of your teeth and provides a comfortable cleaning experience. Along with 2 types of bristle heads provided, you can decide the pressure that you suits you best
4 hour charge lasts 20 days the powerful rechargeable battery offers up to 20 days of continuous use on 1 single charge. The toothbrush is also compatible with all USB power sources and features auto shut-off technology as well as a low battery reminder
Smart auto timer the spark toothbrush features a smart timer with Quad auto interval technology that switches the device off after 2 minutes, pausing every 30 seconds to remind you to switch sides
Has 30000 vpm smart toothbrush - powered by a superior sonic motor, the spark produces up to 30,000 micro-brushes per minute, efficiently loosening food particles, bacteria and stains with ease