The first time you use the Sonic-FX™ Toothbrush, you may experience a tickling sensation around your gums. This is caused by the vibration of the brush and ...

No, not not necessary to exert much pressure or move the Sonic-FX™ in the same manner you would as a regular toothbrush. Slightly press the brush head onto ...

The Quadrant Method of brushing is visually dividing your top and bottom arches (see the manual for an illustration) into four quadrants: Upper-Left Uppe...

To clean the brush head: Rinse the bristles after every use by removing the brush head after brushing and rinsing the brush head with water. Store your brus...

It is not recommended to use your Sonic-FX™ in the shower nor to keep your brush wand or charging base in the shower. 

There will be slight wiggle room when the wand is sitting over the charging peg, but it should sit flush to the charging base when placed over the peg (no s...

Yes. The charging indicator light will only remain on while the toothbrush is charging and will turn off when it's reached a full charge. 

"Sonic" refers to the vibration motion of the bristles which are at a sonic speed (over 33,000 strokes per minute). Sonic toothbrushes are typical...

If you're looking at the back of the brush handle and brush head (as shown in the graphic above), you'll also see an embossed arrow on th...

There are three modes on the Sonic-FX™ Toothbrush:  Super: for enhanced plaque removal Normal: for regular daily cleaning Massage: for gum stimulation