Leominor C102
Leominor C102 Water Dental Flosser
Instruction Manual
1. Introduction
The Leominor C102 Water Dental Flosser is designed to provide effective oral hygiene by using a pressurized stream of water to remove food particles and plaque from between teeth and below the gumline. This device is suitable for daily use and can assist in improving gum health and overall oral cleanliness.

Image 1.1: Leominor Water Dental Flosser with included accessories.
2. Safety Information
- Do not immerse the charging cable or adapter in water.
- Ensure the charging port cover is securely closed before using the device near water or in the shower.
- This device is for oral hygiene only. Do not use it for any other purpose.
- Keep out of reach of children.
- Consult a dentist before use if you have severe periodontal disease or have undergone oral surgery recently.
- Do not direct the water jet at the eyes, nose, or other sensitive areas.
- Use only clean water or dentist-recommended oral rinse solutions.
3. Package Contents
Verify that all items are present in the package:
- 1 x Leominor C102 Water Dental Flosser Unit
- 5 x Replacement Jet Tips (various types)
- 1 x USB Charging Cable (Adapter not included)
- 1 x User Manual
4. Product Components
Familiarize yourself with the parts of your Leominor Water Dental Flosser:
- Nozzle Release Button: Press to detach or attach jet tips.
- Jet Tip: Directs the water stream.
- ON/OFF Button: Powers the device on or off.
- Mode Button: Cycles through the different flossing modes.
- Mode Indicators: Lights indicating the selected mode.
- Water Tank: Holds water for flossing. Detachable for cleaning.
- Charging Port: USB-C port for charging, located at the bottom.

Image 4.1: Ergonomic handle design and control buttons.

Image 4.2: Overview of the specialized jet tips.
5. Setup
5.1 Charging the Device
Before first use, fully charge the water flosser. Connect the USB charging cable to the charging port at the bottom of the device and plug the other end into a USB power adapter (not included) or a compatible USB port. The indicator lights will show charging status and turn off when fully charged. A full charge typically takes approximately 4 hours and provides up to 30 days of use.

Image 5.1: Charging the water flosser.
5.2 Attaching the Nozzle
Insert the desired jet tip into the opening at the top of the flosser until it clicks into place. Ensure it is firmly seated to prevent water leakage.
5.3 Filling the Water Tank
Detach the water tank from the main unit by sliding it down. Fill the tank with lukewarm water. Reattach the water tank to the main unit, ensuring it is securely fastened.

Image 5.2: Step-by-step guide for initial setup and use.
6. Operating Instructions
6.1 Powering On/Off
Press the ON/OFF button to turn the device on. Press it again to turn the device off.
6.2 Selecting Modes
With the device on, press the Mode button to cycle through the four available cleaning modes:
- Powerful Mode: For deep cleaning and removal of stubborn food residues.
- Standard Mode: For general daily cleaning.
- Gentle Mode: Provides a soothing cleaning experience.
- Low Mode: Suitable for sensitive teeth, new users, or children.
The corresponding indicator light will illuminate to show the selected mode.

Image 6.1: Overview of the four flossing modes.
6.3 Flossing Technique
- Before turning on, place the jet tip into your mouth.
- Lean over a sink to avoid splashing.
- Direct the water stream at a 90-degree angle to your gumline.
- Move the jet tip along the gumline, pausing briefly between teeth.
- Allow the water to flow into the sink.
- Continue until all areas have been cleaned. The 200ml tank capacity is designed for a complete flossing session.

Image 6.2: Illustration of the water stream's action.
7. Maintenance
7.1 Cleaning the Device
After each use, empty any remaining water from the tank. Rinse the water tank and the main unit under running water. Wipe the exterior of the device with a soft, damp cloth. Do not use abrasive cleaners or harsh chemicals.
7.2 Cleaning the Water Tank
The water tank is detachable for thorough cleaning. Regularly remove the tank and clean its interior to prevent mineral buildup or bacterial growth. Allow it to air dry completely before reattaching.
7.3 Replacing Nozzles
It is recommended to replace jet tips every 3 months or sooner if they show signs of wear. To replace, press the nozzle release button and pull the old tip out. Insert a new tip until it clicks.
7.4 Storage
Store the device in a cool, dry place away from direct sunlight when not in use. Ensure the water tank is empty and dry before storing for extended periods.

Image 7.1: The device features an IPX7 waterproof design.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Low battery. | Charge the device fully. |
| Weak water pressure. | Low battery; Water tank nearly empty; Jet tip clogged. | Recharge the device; Refill water tank; Clean or replace jet tip. |
| Water leakage. | Jet tip not fully inserted; Water tank not properly attached. | Ensure jet tip clicks into place; Reattach water tank securely. |
| Device stops during use. | Water tank empty; Battery low. | Refill water tank; Recharge the device. |
9. Specifications
| Feature | Detail |
|---|---|
| Model Name | C102 |
| Brand | Leominor |
| Water Tank Volume | 200 Milliliters |
| Pressure Range | 50-150 PSI |
| Water Pulses | Up to 1400 per minute |
| Cleaning Modes | 4 (Powerful, Standard, Gentle, Low) |
| Power Source | Rechargeable Battery (USB-C) |
| Battery Life | Up to 30 days on a single charge |
| Waterproof Rating | IPX7 |
| Material | Plastic |
| Dimensions (approx.) | 9.96 x 4.06 x 3.62 inches |
| Weight (approx.) | 1.01 Pounds |

Image 9.1: Leominor water tank capacity.

Image 9.2: Battery performance comparison.
10. Warranty and Support
Leominor products are manufactured with quality and reliability in mind. For warranty information, technical support, or customer service inquiries, please refer to the contact details provided on the product packaging or the official Leominor website. Keep your purchase receipt as proof of purchase.
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