1. Introduction
Thank you for choosing the OasiSmile Y05 Electric Sonic Toothbrush. This manual provides essential information for the safe and effective use of your new toothbrush. Please read it thoroughly before first use and keep it for future reference.
2. Safety Information
Important Safeguards:
- Keep this appliance out of reach of children.
- Do not use the toothbrush while submerged in water. The device is IPX7 waterproof, meaning it can withstand immersion in water up to 1 meter for 30 minutes, but continuous submersion during operation is not recommended.
- Replace brush heads regularly to maintain hygiene and prevent potential hazards.
- Do not attempt to modify or repair the appliance yourself. Contact customer support for assistance.
- If you have any medical concerns, consult your dentist before using this product.
3. Package Contents
Verify that all items are present in your package:
- Electric toothbrush handle (1)
- Replacement brush heads (6)
- USB fast charging cable (1)
- Instruction manual (1)

Image: Contents of the OasiSmile Y05 Electric Sonic Toothbrush package.
4. Product Features
- High-Frequency Sonic Vibration: Equipped with a magnetic levitation motor, delivering up to 42,000 vibrations per minute for effective plaque and stain removal.
- 4 Brushing Modes: Offers Deep Clean, White, Gum Care, and Sensitive modes to cater to various oral care needs. The toothbrush remembers your last used mode.
- 6 Replacement Brush Heads: Includes six W-shaped DuPont bristle brush heads, designed for deep cleaning and gentle gum care, providing up to 18 months of use.
- Long Battery Life: A 3-hour charge provides up to 120 days of use, ideal for travel.
- IPX7 Waterproof: The entire toothbrush is IPX7 rated, allowing safe use in the bath or shower.
- 2-Minute Smart Timer: Features a built-in timer that automatically stops after 2 minutes of brushing and provides a 30-second quadrant reminder to ensure thorough cleaning of all areas of your mouth.

Image: The OasiSmile Y05 toothbrush handle displaying the four brushing modes.

Image: Visual representation of the 42000 VPM deep cleaning action.

Image: Detailed view of the soft DuPont bristles and W-shaped design of the brush head.
5. Setup
5.1 Charging the Toothbrush
- Connect the USB charging cable to the charging port at the bottom of the toothbrush handle.
- Plug the other end of the USB cable into a compatible USB power adapter (not included) or a USB port on a computer.
- The indicator light on the toothbrush will illuminate to show it is charging.
- A full charge takes approximately 3 hours and provides up to 120 days of regular use.

Image: The toothbrush connected to its USB charging cable, illustrating the charging process.
5.2 Attaching the Brush Head
- Align the brush head with the metal shaft on the toothbrush handle.
- Push the brush head down firmly until it clicks into place. Ensure it is securely attached.
6. Operating Instructions
6.1 Powering On/Off and Changing Modes
- To Power On: Press the power button once. The toothbrush will start in the last used mode.
- To Change Modes: While the toothbrush is on, press the power button repeatedly to cycle through the modes: Deep Clean → White → Gum Care → Sensitive.
- To Power Off: Press and hold the power button for 2-3 seconds, or cycle through all modes until the toothbrush turns off automatically.
6.2 Brushing Technique
- Wet the bristles and apply a small amount of toothpaste.
- Place the brush head against your teeth at a slight angle towards the gum line.
- Gently move the brush head slowly across each tooth, allowing the sonic vibrations to clean. Do not scrub aggressively.
- The 2-minute smart timer will guide you through the recommended brushing time, with a 30-second reminder to switch to a new quadrant of your mouth.

Image: Illustration of the 2-minute smart timer and 30-second quadrant reminder during brushing.
7. Maintenance
7.1 Cleaning the Toothbrush
- After each use, rinse the brush head thoroughly under running water.
- Wipe the toothbrush handle with a damp cloth. Do not use abrasive cleaners or harsh chemicals.
- Ensure the charging port cover is securely closed when not charging to maintain its waterproof integrity.
7.2 Replacing Brush Heads
It is recommended to replace the brush head every 3 months, or sooner if the bristles become frayed or worn. To replace:
- Pull the old brush head straight off the handle.
- Align the new brush head with the metal shaft and push it down firmly until it clicks into place.

Image: The OasiSmile Y05 toothbrush with its six replacement brush heads, providing 18 months of use.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Toothbrush does not turn on. | Low battery or not charged. | Charge the toothbrush for at least 3 hours. Ensure the charging cable is properly connected. |
| Weak vibrations. | Low battery or brush head not properly attached. | Recharge the toothbrush. Ensure the brush head is pushed down firmly until it clicks. |
| Brush head difficult to remove. | Normal tight fit for secure operation. | Grip the brush head firmly and pull straight off. Avoid twisting. |
| Charging cable connector melted. | Faulty charging cable or power source. | Immediately discontinue use and contact customer support. Do not attempt to use the toothbrush or charging cable again. |
9. Specifications
- Model Name: Y05
- Brand: OasiSmile
- Vibration Frequency: Up to 42,000 VPM
- Brushing Modes: 4 (Deep Clean, White, Gum Care, Sensitive)
- Waterproof Rating: IPX7
- Battery Life: Up to 120 days on a 3-hour charge
- Smart Timer: 2 minutes with 30-second quadrant reminder
- Bristle Material: Nylon Soft Bristles (DuPont)
- Handle Material: Acrylonitrile Butadiene Styrene (ABS), Plastic
- Power Source: Battery Powered (1 AAA battery included, likely internal rechargeable)
- Package Dimensions: 9.8 x 3.58 x 1.61 inches
- Item Weight: 7.05 ounces
10. Warranty and Support
OasiSmile products are designed for quality and reliability. For warranty information, technical support, or any questions regarding your OasiSmile Y05 Electric Sonic Toothbrush, please refer to the contact information provided on the product packaging or visit the official OasiSmile website. Please retain your proof of purchase for warranty claims.