Q: Toothpaste flows out from mouth and sticks out during first use.
Do not look at the floor while brushing teeth, look at the front. Such problem can be solved if clean your teeth, pursing up your lips, from the first use. It would be clumsy first, however if you are accustomed to it only for 2~3 days, it becomes convenient.
Q: Front gum and lip becomes tender and tickling.
If there is some stimulus on the front gum or lip, adjust the angle of toothbrush slightly to the left and right.
Q: There occurs slight stimulus on molar gum.
Raise brush slightly upward from the molar. If you feel inconvenient after method, please use the softer brush.
Q: At first, I feel brisk, however, as keeping on using, I don’t feel it now.
It means weak area of gum become stronger by massage, plaque is removed. So gum is in good condition. Please keep on using it.
Q: What should I do when food draff caught in the brush?
While rubbing the brush with your fingers, rotate the automatic brush under running water at high speed like an ordinary toothbrush, or rotate the brush under running water after scratching with brush cleaning tools.
Q: The brush doesn't work after replacing the refill.
If the brush doesn't rotate even after COOLSSHA working 3 seconds, strongly press down the end part of the brush head with your finger.
Q: Do not separate the center brush and two pieces of brushes. (Repair at cost)
In case the right side brush, left side brush and center brush were completely disassembled, please reassemble them in correct original position, otherwise, the brush will be not working.
Q: How to select the refill color and level for adult?
We recommend you to try two types of the bristles [Soft bristle (Level5), Hard bristle (Level6)] which provided at the time of purchase and choose one that suits you. (Available from 10 years old) White bristle refill is for adult. For premium type, please select the body and the refill with the same color. There are black and white body colors for standard type and white refill color (for adult).
Q: How to select the refill color and level for children?
Pink bristle is for children (available from 4 years old). For premium type, please select the body and the refill with the same color. There are black and white body colors for standard type and white refill color (for children).
Q: How to use the charger in abroad?
COOLSSHA charger can be used at 100 kHz / 100 ~ 240V AC voltage common in the world. You can use the charger with travel multi adapter anywhere.