1. Introduction
The MySmile LP211 Cordless Water Flosser is designed to enhance your daily oral hygiene routine. Utilizing a high-pressure water stream and pulses, it effectively removes plaque, food debris, and bacteria from between teeth and below the gumline. This device is ideal for improving gum health, preventing cavities, and maintaining fresh breath. Its portable and rechargeable design makes it convenient for both home use and travel.

Image: MySmile LP211 Cordless Water Flosser in Pearl White.
2. Product Features
- Advanced Cordless Design: Delivers 40-150 PSI pressure water stream with 2000-2800 pulses per minute for effective cleaning.
- Powerful Rechargeable Battery: Equipped with a 2000mAh battery, providing up to 30 days of use on a 3-hour charge. Includes a charging dock or USB charging cable.
- 5 Customizable Cleaning Modes: Offers Strong, Normal, Soft, Pulse, and Child modes to suit various oral care needs.
- IPX7 Waterproof: Designed for safe use in the shower or bath.
- 8 Replacement Tips: Includes a variety of tips for different dental requirements, such as standard, plaque jet, orthodontic, periodontal, and tongue scraper tips.
- Portable Design: Compact and easy to carry, perfect for travel.

Image: The MySmile LP211 features a portable design, making it convenient for travel and home use.
3. What's Included
Your MySmile LP211 Cordless Water Flosser package contains the following items:
- MySmile LP211 Water Flosser Unit
- 4x Standard Jet Tips
- 1x Plaque Jet Tip
- 1x Orthodontic Tip
- 1x Periodontal Pocket Jet Tip
- 1x Tongue Scraper Tip
- USB-C Charging Cable
- Storage Pouch
- User Guide

Image: The MySmile LP211 package includes the water flosser unit, multiple specialized tips, a charging cable, and a storage pouch.
4. Setup
- Charge the Device: Before first use, fully charge the water flosser for approximately 3 hours using the provided USB-C charging cable. The battery indicator lights will show charging progress. A full charge can last up to 30 days.
- Attach a Nozzle: Select the desired tip and firmly insert it into the opening at the top of the flosser unit until it clicks into place. To remove a tip, press the eject button on the back of the unit and pull the tip out.
- Fill the Water Tank: Open the water inlet cover located at the bottom of the unit. Fill the reservoir with lukewarm water. Close the cover securely to prevent leaks.

Image: Visual guide for setting up the MySmile LP211, including nozzle installation and water filling.
5. Operating Instructions
- Power On: Press and hold the power button (top button) for a few seconds to turn on the device. The indicator lights will illuminate, showing the current mode.
- Select Cleaning Mode: Press the 'M' button (mode button) to cycle through the 5 available cleaning modes: Strong, Normal, Soft, Pulse, and Child. Choose the mode that best suits your comfort and cleaning needs.
- Begin Flossing: Place the tip into your mouth, aiming the water stream at the gumline and between your teeth. Press the power button again to start the water flow. Keep your mouth slightly open to allow water to drain into the sink.
- Floss All Areas: Guide the tip along your gumline, pausing briefly between each tooth. Ensure you clean both the front and back surfaces of your teeth.
- Power Off: Press the power button once to pause the water flow, or press and hold the power button to turn off the device completely. The device has a 2-minute auto-timer for optimal cleaning duration.
Video: Demonstration of the MySmile cordless water flosser in use, highlighting its ease of operation and effectiveness.
6. Cleaning Modes
The MySmile LP211 offers 5 distinct cleaning modes to cater to various oral care needs:
- Strong Mode: Provides a powerful water stream for a deep, thorough clean, ideal for removing stubborn plaque and stains.
- Normal Mode: Designed for everyday use, offering effective cleaning and breath freshening.
- Soft Mode: Tailored for sensitive teeth and gums, providing a gentle yet effective cleaning experience.
- Pulse Mode: Combines intermittent bursts of water to massage gums and stimulate blood circulation, promoting gum health.
- Child Mode: An extra-gentle setting specifically designed for children or beginners, helping them build healthy oral care habits comfortably.

Image: Comparison of MySmile's 5 cleaning modes and gentle startup feature against other water flossers.
7. Maintenance
7.1 Cleaning the Device
- After each use, remove the tip and rinse it thoroughly under running water.
- Empty any remaining water from the reservoir and rinse it. Allow the reservoir to air dry completely to prevent mold or mildew buildup.
- Wipe the exterior of the flosser unit with a soft, damp cloth.
7.2 Storage
- Store the water flosser and its tips in a clean, dry place, away from direct sunlight.
- Use the provided storage pouch for convenient and hygienic storage, especially when traveling.

Image: The MySmile LP211 is IPX7 waterproof, allowing for easy cleaning and use in wet environments. Ensure the rubber lid stays in the charging port.
8. Troubleshooting
- Device not turning on: Ensure the device is fully charged. Press and hold the power button for a few seconds.
- No water coming out: Check if the water tank is filled and the nozzle tip is securely attached. Ensure the device is powered on and the water flow is activated by pressing the power button a second time after selecting a mode.
- Water leaking from the unit: Verify that the water inlet cover at the bottom is securely closed and the nozzle tip is properly seated.
- Difficulty opening reservoir door: Some users may find the reservoir door or bottom difficult to open. Apply firm but gentle pressure.
Video: A user demonstrates how to properly use the water flosser to avoid splashing, emphasizing the importance of placing the tip in the mouth before activating the water stream.
9. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 9.84 x 3.54 x 3.54 inches |
| Item Weight | 1.12 Pounds |
| Model Number | LP211 |
| Battery | 1 x 12V battery (included) |
| Battery Capacity | 2000mAh |
| Charging Time | Approx. 3 hours |
| Usage Time (Full Charge) | Up to 30 days |
| Water Pressure Range | 40-150 PSI |
| Water Pulse Frequency | 2000-2800 times per minute |
| Waterproof Rating | IPX7 |
| Power Source | Battery Powered |
| Color | Pearl White |
10. Safety Information and Warnings
Please read all safety information before using this product.
- Do not use if you have a heart condition, epilepsy, or are pregnant. Consult a healthcare professional if unsure.
- Keep away from children.
- Do not immerse the entire unit in water for extended periods, despite its IPX7 rating. Ensure the charging port cover is securely closed when exposed to water.
- Allow the device to dry after use.
- Do not use with damaged or worn-out tips. Replace tips as needed.
- Always unplug from the power source before cleaning.
- Do not use while sleeping or lying down to prevent choking hazards.
- 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.
11. Warranty and Support
For any questions, concerns, or support regarding your MySmile LP211 Cordless Water Flosser, please refer to the contact information provided in your user guide or visit the official MySmile website. Keep your purchase receipt for warranty claims.



