CRKIOB produces personal care electronics and home organization solutions, including sonic electric toothbrushes, kitchen storage, and grooming accessories.
CRKIOB is a consumer goods brand specializing in personal care electronics and practical home organization products. The brand is best known for its line of sonic electric toothbrushes, which feature multiple cleaning modes, smart timers, and extended battery life to promote effective oral hygiene.
In addition to personal care items, CRKIOB offers functional household solutions such as automatic rolling egg holders for refrigerators, toothbrush holders, and specialized hairbrush cleaning tools. Primarily retailing through major online marketplaces, CRKIOB focuses on providing affordable, everyday essentials for modern living.
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To charge the toothbrush, open the sealing cover at the bottom of the handle to reveal the charging port. Connect the provided USB cable to a 5V adapter or computer USB port. A flashing red light indicates charging, while a steady green light means the battery is fully charged.
It is recommended to replace the brush head every three months. If the bristles become frayed or deformed before that time, replace the head immediately to avoid damaging your gums.
Yes, the toothbrush body is rated IPX7 waterproof, making it suitable for rinsing under water. However, it should not be exposed to hot water or steam.
Weakened vibration is often a sign of low battery. Charge the device fully. Also, ensure you are not pressing too hard against your teeth, as this can dampen the vibration sensation.