Introduction
Thank you for choosing the M-teeth X7 Series Sonic Electric Toothbrush. This manual provides essential information for the proper setup, operation, and maintenance of your new toothbrush. Please read it thoroughly before first use and keep it for future reference to ensure optimal performance and longevity of your device.
Product Overview
The M-teeth X7 Series Sonic Electric Toothbrush is designed to provide an advanced oral cleaning experience. Key features include:
- 5 Pro Cleaning Modes: Soft, Clean, Massage, Whiten, and Polish modes to suit various dental needs.
- Extended Battery Life: Up to 120 days of use on a single 6-hour charge, powered by a 2900mAh Lithium-Ion battery.
- Smart Timer: A 2-minute timer with 30-second interval reminders to ensure dentist-recommended brushing habits.
- Travel Lock: Prevents accidental activation during travel, conserving battery life.
- Powerful Motor: Delivers up to 35,280 vibrations per minute (VPM) for effective plaque and stain removal.
- Durable Design: Features a matte UV surface, soft texture, IPX7 waterproof rating, and operates under 60 dB noise.

Image: M-teeth X7 Series Sonic Electric Toothbrush with its components.
Package Contents
Your M-teeth X7 Series Sonic Electric Toothbrush package includes:
- 1 x Smart Electric Toothbrush Handle
- 3 x DuPont Brush Heads with Protective Covers
- 1 x USB Charging Cable
- 1 x Support Manual (this document)
Setup
1. Charging the Toothbrush
Before first use, fully charge your toothbrush. The 2900mAh Lithium-Ion battery requires approximately 6 hours for a full charge, providing up to 120 days of use (based on twice-daily, 2-minute brushing sessions in sensitive mode).
- Locate the USB charging port at the bottom of the toothbrush handle.
- Connect the provided USB charging cable to the port.
- Plug the other end of the USB cable into a compatible USB power adapter (not included) or a USB port on a computer.
- The battery indicator lights will illuminate to show charging progress. Once fully charged, the lights will indicate a full battery.

Image: Battery life and charging details.
2. Attaching a Brush Head
Align the brush head with the metal shaft on the toothbrush handle. Gently push the brush head down until it clicks into place. Ensure it is securely fastened before use.
Operating Instructions
1. Power On/Off
Press the power button once to turn on the toothbrush. Press and hold the power button for 2 seconds to turn it off.
2. Selecting Cleaning Modes
The M-teeth X7 Series offers 5 professional cleaning modes. With the toothbrush powered on, press the power button repeatedly (within 5 seconds) to cycle through the modes. The selected mode will be indicated by an illuminated LED light.
- Soft Mode: Low-intensity vibration, ideal for sensitive gums and teeth.
- Clean Mode: Standard mode for effective daily plaque removal.
- Massage Mode: Gentle vibrations to soothe gums and improve circulation.
- Whiten Mode: Alternating vibrations designed for surface stain removal and brightening.
- Polish Mode: High-frequency vibrations for intensive stain removal and polishing.

Image: Overview of the 5 cleaning modes.
3. Smart Timer and Zone Reminder
The toothbrush features a built-in 2-minute smart timer, which is the brushing duration recommended by dentists. It also includes a 30-second interval reminder, prompting you to move to a different quadrant of your mouth to ensure thorough cleaning.
4. Travel Lock
To activate the travel lock, press and hold the power button for 2 seconds until the LED lights flash three times. The toothbrush will not turn on accidentally while locked. To deactivate, press and hold the power button again for 2 seconds until the LED lights flash three times, indicating it's ready for use.

Image: Intelligent features including Smart Timer and Travel Lock.
Maintenance
1. Cleaning the Toothbrush
After each use, rinse the brush head thoroughly under running water. You can also rinse the handle. The IPX7 waterproof rating allows for full immersion for cleaning, but ensure the charging port cover is securely closed if applicable.
2. Replacing Brush Heads
For optimal hygiene and brushing effectiveness, it is recommended to replace your brush head every 3 months, or sooner if the bristles appear frayed or worn. Gently pull the old brush head off the shaft and push a new one into place until it clicks.
Troubleshooting
If you encounter any issues with your M-teeth X7 Series Sonic Electric Toothbrush, please refer to the following common solutions:
- Toothbrush does not turn on: Ensure the device is fully charged. If the travel lock is activated, deactivate it by pressing and holding the power button for 2 seconds.
- Weak vibration: The battery may be low. Recharge the toothbrush fully.
- Brush head feels loose: Ensure the brush head is correctly aligned and pushed down firmly onto the metal shaft until it clicks.
- Unusual noise: Check if the brush head is properly attached. If the noise persists, contact customer service.
For further assistance, please refer to the Warranty and Support section.
Specifications
| Product Dimensions | 1.12 x 1.1 x 9.61 inches |
| Item Weight | 14.11 ounces |
| Item Model Number | X7 series |
| Batteries | 1 Lithium Ion batteries required (included) |
| Manufacturer | M-teeth |
| Age Range (Description) | Adult |
| Special Feature | Brushing Timer, Travel Lock |
| Power Source | Battery Powered |
| Item Firmness Description | Soft |
Warranty and Support
M-teeth is committed to providing reliable customer service. We offer a 100% satisfactory solution for all products within 24 hours of inquiry. Additionally, we provide a replacement with no-charge within 2 years of your purchase. For any questions or support needs, please contact our customer service team.
Important Information
Directions for Use
Wet the toothbrush head, apply a small amount of toothpaste, and place the toothbrush head against your teeth at a 45-degree angle to your gums. Move the toothbrush in gentle, circular motions. Follow the smart timer and 30-second interval reminders for a complete cleaning. After use, rinse the brush head and store the toothbrush properly.
Legal Disclaimer
Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition. This product is intended for personal oral hygiene and should be used as directed.





