1. Product Overview
The TEETHEORY Rotating Electric Toothbrush (Model GEHP199A) is designed to provide an effective and comprehensive oral cleaning experience. It features multiple cleaning modes, a smart timer, and a long-lasting rechargeable battery. This manual provides instructions for proper setup, operation, and maintenance to ensure optimal performance and longevity of your device.

Image 1.1: The TEETHEORY Rotating Electric Toothbrush, including the handle, various brush heads, and product packaging.
2. Safety Information
Please read all safety instructions before using the TEETHEORY Rotating Electric Toothbrush.
- Keep out of reach of children.
- Not intended for use by children under 3 years of age.
- Always supervise children under 8 years of age while brushing.
- Replace brush head every 3 months or sooner if bristles become frayed.
- Do not immerse the charging base in water.
- Do not use if the product or charging cable is damaged.
3. Package Contents
Verify that all items are present in the package:
- 1 x Electric Toothbrush Handle
- 1 x USB Charging Cable
- 1 x Protective Cap
- 4 x Precise Standard Cleaning Brush Heads
- 4 x Deeper Cleaning and Whitening Brush Heads
- 1 x User Manual

Image 3.1: Visual representation of the items included in the product package.
4. Setup
4.1 Charging the Toothbrush
Before first use, fully charge the toothbrush. The device features a 4-hour quick charge battery that provides up to 25 days of use.
- 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.
- The charge indicator light will illuminate during charging. Once fully charged, the light may change color or turn off depending on the model.

Image 4.1: The electric toothbrush handle connected to a USB charging cable, illustrating the charging process and battery life.
4.2 Attaching a Brush Head
The toothbrush comes with 8 DuPont brush heads, including two distinct types for comprehensive cleaning and whitening.
- 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.

Image 4.2: Illustration of attaching a brush head to the toothbrush handle.

Image 4.3: The two types of brush heads included: Precise Standard Cleaning Heads and Deeper Cleaning and Whitening Heads.
5. Operating Instructions
5.1 Power On/Off and Mode Selection
The toothbrush features 4 high-performance cleaning modes to suit various oral care needs.
- Power On: Press the power button once to turn on the toothbrush. It will start in the last used mode.
- Change Mode: While the toothbrush is on, press the power button repeatedly to cycle through the available modes: Whitening, Clean, Polish, Massage.
- Power Off: Press and hold the power button for 2 seconds to turn off the toothbrush. Alternatively, after cycling through all modes, pressing the button one more time will turn it off.

Image 5.1: The toothbrush handle displaying the four distinct cleaning modes and their indicators.
5.2 Cleaning Modes Explained
- Whitening Mode: Designed for effective removal of surface stains and tartar.
- Clean Mode: Provides a thorough daily cleaning, reaching deep into interdental spaces.
- Polish Mode: Helps to increase tooth gloss and remove minor stains for a brighter appearance.
- Massage Mode: Offers a gentle massage to stimulate and improve gum health.
5.3 Smart Timer and Quadrant Reminder
The toothbrush incorporates a smart timer to assist with proper brushing habits.
- 2-Minute Smart Timer: The toothbrush will automatically turn off after 2 minutes of operation, indicating the dentist-recommended brushing time.
- 30-Second Quadrant Reminder: Every 30 seconds, the toothbrush will briefly pause, signaling you to move to a different quadrant of your mouth (upper-right, upper-left, lower-right, lower-left) for an even clean.

Image 5.2: Visual guide to the 2-minute smart timer and 30-second quadrant reminder features.
6. Maintenance
6.1 Cleaning the Toothbrush
The TEETHEORY electric toothbrush is IP67 waterproof, allowing for safe use in wet environments.

Image 6.1: The toothbrush demonstrating its IP67 waterproof capability.
- 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 water resistance.
6.2 Replacing Brush Heads
For optimal hygiene and cleaning performance, replace your brush head regularly.
- It is recommended to replace the brush head every 3 months.
- Replace sooner if the bristles appear frayed or worn.
- To remove, firmly pull the brush head straight off the handle.
- To attach a new brush head, follow the instructions in Section 4.2.

Image 6.2: The eight replacement brush heads provided, designed to last for up to 2 years.
7. Troubleshooting
If you encounter issues with your TEETHEORY Rotating Electric Toothbrush, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Toothbrush does not turn on. | Low battery; device not charged. | Charge the toothbrush for at least 4 hours. Ensure the USB cable is properly connected. |
| Toothbrush stops during use or vibrates weakly. | Low battery; excessive pressure applied. | Recharge the toothbrush. Reduce pressure during brushing. |
| Toothbrush turns on by itself or cannot be turned off. | Internal malfunction; button stuck. | Attempt to reset by fully discharging and recharging. If the issue persists, contact customer support. |
| Brush head does not rotate effectively. | Brush head not properly attached; worn brush head. | Ensure the brush head is securely clicked into place. Replace the brush head if it is old or damaged. |
If the problem persists after attempting these solutions, please contact TEETHEORY customer support for further assistance.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | GEHP199A |
| Product Dimensions | 9.84 x 3.54 x 0.79 inches |
| Weight | 8.47 ounces |
| Power Source | Battery Powered (1 Nonstandard Battery required) |
| Charging Time | Approximately 4 hours |
| Battery Life | Up to 25 days (based on 2 minutes, twice daily use) |
| Cleaning Modes | 4 (Whitening, Clean, Polish, Massage) |
| Special Features | Brushing Timer, 25-Day Battery Life, 4 Modes, 2 type brush heads for a comprehensive clean |
| Waterproof Rating | IP67 |
| Bristle Firmness | Soft |
| Manufacturer | TEETHEORY |
9. Warranty and Support
9.1 Limited Warranty
The TEETHEORY Rotating Electric Toothbrush (Model GEHP199A) is covered by a 2-Year Limited Warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
9.2 Customer Support
For any questions, concerns, or technical assistance, please contact TEETHEORY customer support. We offer 24/7 Customer Support and Lifetime Support for our products.
You can visit the official TEETHEORY store for more information and support resources: TEETHEORY Store on Amazon