With the Z Sonic electric toothbrush, eliminate more plaque than manual brushing. Improved gum health in just 2 weeks plus 2x the whitening power. It has 31,000 – 48,000 sonic pulses/minute with a 30 second interval timer, built-in rechargeable, Lithium-Ion battery, & an illuminated icon battery life indicator. Choose from Clean, Whiten, Polish, Massage, and Sensitive modes to customize your cleaning experience. Comes with 1 ZSonic Toothbrush, 2 brush heads & 1 charging base.