Introduction
Thank you for choosing the INSMART Cordless Water Dental Flosser. This device is designed to provide effective, deep, and safe oral care, helping to remove food debris and plaque, improve gum health, and maintain overall oral hygiene. Its portable and rechargeable design makes it ideal for both home and travel use.
Important Safety Information
- Do not immerse the main unit in water for extended periods, despite its IPX7 waterproof rating. Ensure the base cover is tightly closed.
- Keep out of reach of children.
- Do not direct the water jet at the eyes, nose, or other sensitive areas.
- Use only clean water or dentist-recommended oral rinse solutions.
- If you have any oral medical conditions, consult your dentist before use.
- Do not disassemble or attempt to repair the device yourself.
What's in the Box
- INSMART Cordless Water Dental Flosser Unit
- 6 Interchangeable Jet Tips (Standard, Orthodontic, Periodontal, Tongue Cleaner)
- USB Charging Cable
- Storage Bag
- User Manual (this document)

Image: The INSMART Cordless Water Dental Flosser with its various tips, charging cable, and storage bag.
Setup Guide
1. Charging the Device
Before first use, fully charge the water flosser. The built-in 2000mAh lithium battery provides up to 21 days of continuous use after a 4-hour full charge. Connect the USB charging cable to the charging port located at the back of the unit (under a protective tab) and plug it into a compatible USB power adapter.
Video: Demonstrates the charging process and highlights the long battery life of the INSMART Water Flosser.
2. Filling the Water Tank
The 300ml detachable and cleanable water tank is designed for easy refilling. Open the full-opening water tank and fill it with lukewarm water. You may also add a small amount of dentist-recommended mouthwash. Close the tank securely before use.

Image: Illustrates the easy filling and cleaning process of the 300ml detachable water tank.
3. Attaching a Nozzle
Select the desired jet tip (e.g., Standard for daily cleaning, Orthodontic for braces). Insert the tip into the hole on top of the main unit until it clicks into place. Ensure it is firmly seated.
Operating Instructions
Understanding the Modes
The INSMART water flosser features 4 clean modes to meet various oral needs. Press the 'M' (Mode) button to cycle through them:
- Normal Mode: Standard water pressure (1800 times/minute) for most users, providing a deep clean.
- Soft Mode: Gentle pressure, suitable for people with sensitive teeth or gums, and for first-time users.
- Pulse Mode: Alternating water pressure for gum massage and effective removal of stubborn food debris.
- DIY Mode: Customize the water pressure from 30psi to 120psi as per your needs. Long press the power key to adjust pressure in this mode.

Image: Visual representation of the four water pressure modes: Normal, Soft, Pulse, and DIY.

Image: Diagram showing the adjustable pressure range in DIY mode and how to operate it.
How to Use
- Fill the water tank with water.
- Attach a nozzle to the unit.
- Choose a cleaning mode by pressing the 'M' button. The innovative Memory Function will keep your preferable mode for next use.
- Aim the nozzle at the area to be cleaned, directing it at a 90-degree angle to the gum line.
- Turn on the device using the power button and adjust the pressure as needed (especially in DIY mode).
- Move the nozzle along your gum line, pausing briefly between teeth.
- After use, turn off the device.
Video: Demonstrates the various modes and how to use the water flosser for effective oral cleaning.
Maintenance
Cleaning the Water Tank and Nozzles
To prevent limescale buildup and ensure hygiene, thoroughly clean the water tank and nozzles after each use. The upgraded removable full-opening water tank allows for easy cleaning. Detach the tank and rinse it with warm water. For deeper cleaning, you can use a soft brush. Rinse the jet tips under running water.

Image: Shows how to easily detach and clean the water tank for optimal hygiene.
Battery Care
To maximize battery life, avoid completely draining the battery frequently. Recharge the device when the battery indicator is low. Store the device in a cool, dry place when not in use for extended periods.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Low battery or device malfunction. | Charge the device fully. If issue persists, contact customer support. |
| Weak water pressure. | Low battery, clogged nozzle, or incorrect mode. | Charge the device. Clean the nozzle. Switch to a higher pressure mode (Normal or DIY). |
| Water tank leaks. | Water tank not securely attached or damaged. | Ensure the water tank is properly seated and the base cover is tightly closed. Check for cracks or damage. |
| Device stops working suddenly. | Battery depleted or internal issue. | Recharge the device. If it still doesn't work, contact customer support. |
Specifications
- Model Number: 801-Gr
- Water Tank Capacity: 300ml
- Water Pulse Frequency: Up to 1800 times/minute
- Water Pressure Range: 30-120psi (DIY Mode)
- Battery: 2000mAh Lithium Ion (1 required)
- Charging Time: Approximately 4 hours
- Usage Time: Up to 21 days (continuous use)
- Waterproof Rating: IPX7
- Power Source: Battery Powered
- Product Dimensions: 9.33 x 3.43 x 3.11 inches
- Item Weight: 14.07 ounces
Warranty and Support
INSMART products are manufactured to the highest quality standards. For any questions, concerns, or warranty claims, please refer to the contact information provided on the product packaging or visit the official INSMART website. Please retain your proof of purchase for warranty purposes.
For additional support, you may also refer to the official User Manual (PDF) available at: https://manuals.plus/m/a0346bd5a43c1de05785218c702b25b2d20072287670493c6a8e41aa356e04c2





