1. Install the brush head and tightly fit the brush head into the toothbrush shaft until the brush head snaps with the metal shaft.
2. Adjust the softness of bristles with warm water: warm water: soft; Cold water: moderate; Ice water: slightly hard. It is strongly recommended that first-time users soak in warm water (below 40 ℃) before using! After soaking in warm water, the bristles are very soft and comfortable to brush. After 2 to 5 times of use, the softness and hardness of the bristles will be determined according to your preference.
3. How to squeeze toothpaste: it can be used with any brand of toothpaste. Align the toothpaste vertically with the middle seam of the bristles and squeeze a proper amount of toothpaste. To avoid toothpaste splashing, it is best to squeeze the toothpaste before turning on the power.
4. How to brush teeth effectively: when brushing teeth, insert the brush head from the thinnest front teeth. Put the teeth in the middle of the bristles and pull them back and forth with moderate force. After the toothpaste bubbles, turn on the electric switch. After the brush head vibrates, use moderate force to move the toothbrush back and forth from the front teeth to the rear teeth to clean all the teeth! Generally speaking, it takes only two minutes to brush your teeth with an electric toothbrush to achieve a thorough cleaning effect.
5. How to use the tongue scraper: after brushing the teeth, it is best to scrape the tongue coating on the tongue with the tongue scraping edge on the back of the brush head to achieve the effect of thoroughly cleaning the tongue.
6. To avoid foam splashing, please turn off the toothbrush before taking it out of your mouth.
7. How to clean the toothbrush bristles: after each brushing, put the brush head into the water, turn on the electric switch, shake it gently for several times, and then tap the brush head to clean the foreign matters and toothpaste remaining on the brush bristles.