KHS Sonic Electric Toothbrush

Safety Precautions

To reduce the risk of malfunction, electric shock, injury, disaster, death, and damages to equipment or property, please follow the safety precautions.

[DANGER] It will result in the potential danger of serious injury or death.

[WARNING] It may result in the potential danger of serious injury or death.

[CAUTION] It may result in the danger of minor injury.

[prohibited] This sign is used to remind users of operating steps which are prohibited.

[attention] This sign is used to remind users to pay attention to the operating steps that must be followed in order to operate this product safely.

[DANGER] This product contains built-in battery. Please do not put it in a fire to heat or charge in a high temperature place. Otherwise it will cause overheating, fire or explosion.

[WARNING] If this product is abnormal or malfunctions, please stop using it immediately and unplug the power plug. Otherwise it may cause fire, electric shock or injury.

[WARNING] Abnormal failure conditions

• The unit or charger is deformed or becomes abnormally hot.
• The unit or charger emits a burning smell.
• The unit or charger makes abnormal sound during use or charging.

[attention] Please make sure that the working voltage of the charger is in line with its rated voltage, and the power plug must be inserted tightly to the bottom. Otherwise it may cause a fire or electric shock.

[attention] Clean the power plug regularly to prevent dust accumulation. Otherwise it may cause insulation failure due to moisture, which may cause a fire. Please unplug the power plug and wipe with a dry cloth.

This product is not suitable for use by persons who have physical or sensory disabilities or lack of experience and knowledge (including children). A guardian must supervise and guide the use of this product, and be responsible for the safety of the user. Please avoid treating this product as a toy. Otherwise it may cause an accident or injury.

[WARNING] If the power cord of charger is damaged, the entire charger should be regarded as scrap. The charger should be replaced. Otherwise it may cause an accident or injury.

[WARNING] Except when disposing of this product, do not disassemble. Otherwise it may cause fire, electric shock or injury.

[attention] Please do not store within the reach of children and infants, and do not allow children and infants to use. Otherwise it may cause accidents or injuries due to accidental inhalation of moving parts.

[attention] Please do not use chargers other than the one provided. Please use the included charger to charge other products. Otherwise it may cause burns or fire due to short circuit.

[CAUTION] If you do not use this product for a long time, please unplug the power plug from the household power outlet. Otherwise it may cause leakage due to the degradation of insulation performance, which may cause electric shock or fire.

[CAUTION] People who have severe periodontal disease, have a history of dental disease, or have suspected oral diseases, please consult a doctor before use. Otherwise it may cause tooth or gum damage.

[CAUTION] Please do not use this toothbrush with toothpaste that contains a lot of abrasives, such as toothpaste for removing smoke stains or whitening toothpaste, or people with low oral sensitivity, please do not use this toothbrush. Do not force the brush head against the teeth or gums, or brush one area for a long time. Please do not make the plastic parts of the unit or the brush head touch the teeth. Otherwise it may cause damage to the teeth or gums.

[CAUTION] Please do not share the brush head with your family or others. Otherwise it may cause infection or inflammation.

[CAUTION] Please do not put metal objects such as coins or paper clips on the charger. Otherwise you will get burned due to overheating of these chemical objects. Before disposing of the electric toothbrush, the battery must be removed from the toothbrush; When removing the battery, make sure that the power is off; the battery should be disposed of safely.

Battery removal instructions

Anti-disassembly design of the body, break the body by external force; use scissors to cut the connection between the power cord and the battery; take out the battery and place it in a fixed recycling point.

Components Name

The electric toothbrush consists of the following parts:

• DuPont nylon soft brush head
• Power switch gear button
• Gentle mode (weak/strong)
• Clean mode (weak/strong)
• Whiten mode (weak/strong)
• Polish mode (weak/strong)
• Sensitive mode (weak/strong)
• Charging indicator
• USB charging end

The image shows a diagram labeling these components on the toothbrush body and brush head.

Charging Toothbrush

• If the toothbrush stops working during the first use (just purchased or not used for 3 months or more) or during use, or if the red light of the charging indicator is flashing during use, please charge the unit.
• The suitable ambient temperature for charging is 5 to 35°C. When the temperature is too high or too low, the battery may not be charged normally or cannot be charged at all.
• During use and charging, the unit may become hot, but this is normal.

Notice of charging

1. USB charging: The DC head of the charging cable is connected to the toothbrush, and the USB end is connected to a 5V power supply (such as a power bank, computer USB jack, etc.).
2. Charging time: 4-6 hours.
3. Charging status: The white light of the charging indicator flashes.
4. Charging is complete: The white light of the charging indicator will always be on.
5. Low voltage reminder: The charging indicator flashes when working.

Use Instruction

1. Please insert the brush head firmly into the brush head shaft.
   • Install or remove the brush head by tilting or twisting, which may cause damage to the brush head or the unit.
   • When subjected to external force, the brush head shaft will move, which is a normal situation during operation.
   • There is a small gap between the toothbrush head and the unit, which is normal.
2. Put the toothbrush in your mouth.

   Before opening, if necessary, apply toothpaste only on the brush head of the toothbrush to prevent toothpaste from splashing.

3. Press the power switch to select the mode.

   Each time you press the switch button, the mode switches. When the brush head is pressed too hard on the teeth, the sound may increase, but this is not a malfunction. Please gently press the brush head against the teeth.

4. Please turn off the unit after brushing your teeth.

   When removing the brush head from your mouth, please turn off the power to prevent the toothpaste foam from splashing.

Brushing mode

Sonic Electric Toothbrush provides different brushing modes to meet different needs of oral cavity:

• Gentle mode (weak/strong): gum care, gentle gum care.
• Clean mode (weak/strong): standard mode, used for daily clean and care.
• Whiten mode (weak/strong): 2-min whiten mode.
• Polish mode (weak/strong): fast brightening mode.
• Sensitive mode (weak/strong): gentle mode for sensitive teeth and gums.

Function description

• Operating mode

  Sonic vibration: The vibration frequency is between 14400 and 15400 Hz per minute, i.e., the number of brushing times is from 28800 to 31000.

• Timing function

  In the 4 areas of the oral cavity, there is a pause for reminding every 30 seconds of work, and a 0.5 second pause in between.

• Automatic shutdown function

  After working for 2 minutes each time, it will automatically shut down.

• Smart transition mode

  15 times before the first use, the vibration intensity increases by 70 Hz every 2 minutes (i.e., each time), from 14400 Hz to 15400 Hz per minute.

• Pressure-sensitive smart tooth care

  When the weight is more than 250g, the toothbrush automatically slows down the vibration frequency and effectively protects the teeth.

Cleaning the Unit and Brush Head

Cleaning and maintenance must not be carried out by children.

Before washing with clean water, please turn off the power of the unit and remove the brush head.

Brush head

• Wash the brush head with running water.
• Shake off the water after washing.
• Do not pull the bristles on the brush head.
• Do not wash with water higher than 80 degrees Celsius.

Unit

• Wash the unit with running water.
• Do not rub or damage the waterproof silica gel.
• Do not immerse the unit in water.
• Do not wash with water higher than 40 degrees Celsius.

Water-proof function

This unit is waterproof, does not conduct electricity, and can be used safely in the bathroom.

Product disposal

When the electric toothbrush fails, please consult the local government on how to dispose of the abandoned tool to maximize the protection of the environment. Before disposing of the electric toothbrush, the battery must be removed from the toothbrush; when removing the battery, make sure that the power is off; the battery should be disposed of safely.

Product parameter