Introduction
This manual provides comprehensive instructions for the safe and effective use of your SEAGO SG-833BLK Cordless Portable Water Flosser. This device is designed to assist with oral hygiene by effectively cleaning between teeth and below the gumline, complementing regular brushing. It features a 200ML water reservoir, multiple jet tips, and three operating modes for various oral care needs.
Please read this manual thoroughly before first use and retain it for future reference.
Safety Information
For your safety and to ensure proper operation, please observe the following precautions:
- Do not immerse the main unit in water. The device is IPX7 waterproof, but prolonged submersion should be avoided.
- Keep out of reach of children.
- Consult a dental professional before use if you have severe periodontal disease, oral surgery, or other medical conditions.
- Use only water or dentist-recommended solutions in the reservoir. Do not use iodine, saline, or essential oils without professional advice.
- Ensure the charging port is dry before connecting the USB cable for charging.
- Do not operate the device if it has been dropped, damaged, or if any parts are missing or broken.
Package Contents
- SEAGO SG-833BLK Water Flosser Unit
- Standard Jet Tips (2)
- Orthodontic Spray Head (1)
- Periodontal Pocket Sprinkler (1)
- Tongue Scraper (1)
- USB Charging Cable (adapter not included)
- Storage Bag

Image: The SEAGO SG-833BLK water flosser unit displayed with its various interchangeable jet tips, including standard, orthodontic, periodontal, and tongue cleaner tips.
Setup
- Charge the Device: Before first use, fully charge the water flosser. Connect the USB charging cable to the device and a compatible USB power adapter (not included). The charging indicator lights will illuminate. A full charge takes approximately 5 hours and provides up to 65 days of use. Ensure the charging port is dry before connecting.
- Attach the Nozzle: Open the water injection hole cover. Insert the desired jet tip into the opening until it clicks securely into place. A "click" sound indicates proper installation.
- Fill the Water Tank: Keep the top cover open to facilitate easier opening of the water tank. Detach the water tank from the main unit by pulling it down. Fill the tank with lukewarm water. Reattach the water tank securely to the main unit. Alternatively, you can fill the tank directly through the water injection hole without detaching the tank.
Video: Demonstrates the correct steps for setting up and using the portable water flosser, including nozzle installation, water filling, and initial operation.

Image: The SEAGO SG-833BLK water flosser with a standard jet tip securely installed, ready for use.
Operating Instructions
- Select Mode: Press the mode button to cycle through the available modes:
- Gentle (Soft) Mode: Continuous water spray, ideal for first-time users and those with sensitive teeth or gums.
- High Pressure (Normal) Mode: Continuous water spray for efficient cleaning, suitable for most users.
- Massage (Pulse) Mode: Water sprays three times per second to deep clean and massage gums.
- Position the Nozzle: Lean over a sink and place the nozzle tip into your mouth, aiming the water stream at the gumline at a 90-degree angle.
- Start Flossing: Press the power button to begin. Keep your mouth slightly open to allow water to flow into the sink. Move the nozzle along the gumline, pausing briefly between teeth.
- Clean All Areas: Ensure you clean both the inside and outside surfaces of your teeth, as well as the chewing surfaces. The 360-degree rotatable nozzle allows for easy access to all areas.
- Turn Off: Press the power button again to turn off the device when finished or when the water tank is empty.

Image: An illustration detailing the three distinct operating modes of the water flosser: Daily for routine cleaning, High for deep cleaning, and Pulse for gum massage.

Image: A user demonstrating the proper technique for holding and positioning the SEAGO water flosser during use, aiming the nozzle at the teeth and gumline.
Maintenance
- Empty and Rinse Tank: After each use, empty any remaining water from the tank. Open the top cover, press the nozzle release button, and remove the nozzle. Rinse the water tank thoroughly with clean water. Keep the top cover open for smoother compression and return of the water tank.
- Clean Nozzle: Rinse the jet tip under running water. For deeper cleaning, you may soak the tip in a denture cleaning solution or white vinegar periodically.
- Wipe Down Unit: Wipe the exterior of the water flosser unit with a soft, damp cloth. Do not use abrasive cleaners or harsh chemicals.
- Storage: Ensure the device is dry before storing. Store the water flosser and its accessories in the provided storage bag in a cool, dry place away from direct sunlight.
Video: Illustrates the post-use cleaning and storage process for the water flosser, including removing the nozzle, rinsing the tank, and preparing for storage.
Video: Showcases the portability of the water flosser, its various features, and how it can be stored in its waterproof travel bag, emphasizing its suitability for travel.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on | Low battery or no charge | Charge the device fully (approx. 5 hours). |
| Weak water pressure | Low battery, clogged nozzle, or insufficient water in tank | Recharge the device, clean the nozzle, or refill the water tank. |
| Water leaks from the unit | Water tank not properly sealed or damaged seal | Ensure the water tank is securely attached. Check for any visible damage to the seals. |
| Nozzle detaches during use | Nozzle not securely installed | Re-insert the nozzle until you hear a "click" sound. |
Specifications
- Model Number: SG-833BLK
- Water Reservoir Capacity: 200 Milliliters
- Power Source: Battery Powered (1 Lithium Ion battery included)
- Charging Time: Approximately 5 hours
- Battery Life: Up to 65 days on a single charge
- Water Pulse Rate: Up to 2000 pulses per minute
- Waterproof Rating: IPX7
- Special Features: Lightweight, Portable, Rechargeable, Rotatable Tip, 2-minute Timer
- Product Benefits: Removes plaque and improves gum health
- Package Dimensions: 10.04 x 3.7 x 3.03 inches
- Item Weight: 1.02 Pounds
Warranty and Support
This product is covered by a manufacturer's warranty. For specific warranty details, please refer to the documentation included with your purchase or contact SEAGO customer support. If you encounter any issues or have questions regarding your SEAGO SG-833BLK Water Flosser, please visit the official SEAGO store on Amazon or contact their customer service for assistance.
For further support, please visit the SEAGO Store on Amazon.





