Description:<br /><br /> Material: Food Grade ABS+TPE<br /><br /> Vibration Frequency: 25000 times\/min<br /><br /> Color: Sky blue, Pink<br /><br /> Powered by 1 AA battery( included ) <br /><br /> Ultrasonic Toothbrush + 3 Brush Heads  <br /><br /> Sonic cleaning, high efficiency<br /><br /> Changeable brush head &amp;amp; battery <br /><br /> Waterproof IPX7, non-slip function<br /><br />  <br /><br /> Functions:<br /><br /> -Elimination of tartar <br /><br /> -Whitening teeth <br /><br /> -Disinfection &amp;amp; elimination of inflammatory <br /><br /> -Eliminate peculiar smell <br /><br /> -Reduce bleeding of gum <br /><br /> -Restrain atrophy of gum <br /><br />  <br /><br /> Warning:<br /><br /> 1. People with heart pacemakers, please do not use this product, and  it can not be near these people use. <br /><br /> 2. Do not let children touch brush head standby. Placing the old brush heads carefullly. <br /><br /> 3. Children (below the age of 12 years) and pregnant women, the prohibition of the use. <br /><br /> 4. Although this product has waterproof and moistureproof function, but try to maintain dry environment. <br /><br />  <br /><br /> Package included:<br /><br /> 1 x Ultrasonic Toothbrush <br /><br /> 3 x Brush head<br /><br /> 1 x AA battery<br /><br /> <br /> Notes:<br /><br /> 1. The colors may have different as the difference display,pls understand.<br /><br /> 2. Please allow 1-3mm error due to manual measurement. Pls make sure you do not mind before you bid.