Introduction
The OasiSmile L5 Portable Cordless Water Flosser is designed to enhance your oral hygiene routine by providing a powerful and effective cleaning experience. Utilizing advanced high-frequency pulsed water technology, this oral irrigator helps remove food debris and plaque from hard-to-reach areas, promoting healthier gums and fresher breath. Its portable and waterproof design makes it suitable for both home use and travel.

Image: OasiSmile L5 Water Flosser unit with included accessories and packaging.
Product Features
- Deep Cleaning Technology: Delivers 1600-1800 pulses per minute with a 0.6mm ultra-fine water stream and adjustable pressure from 20-140 PSI for effective plaque and debris removal.
- Multiple Cleaning Modes: Features Powerful, Standard, Gentle, and DIY modes to suit various oral conditions and preferences. The DIY mode allows for personalized water pressure adjustment.
- Large Capacity Water Tank: Equipped with a 260ml removable tank for uninterrupted cleaning and easy refilling/cleaning.
- Extended Battery Life: A 3-hour Type-C fast charge provides up to 40 days of use, ideal for travel.
- IPX7 Waterproof: Ensures safe use in wet environments like the shower.
- Interchangeable Nozzles: Includes 5 nozzles that rotate 360° for comprehensive cleaning.
Package Contents
- OasiSmile L5 Water Flosser Unit
- 5 Interchangeable Nozzles (3 Standard Jet Tips, 1 Periodontal Jet Tip, 1 Tongue Cleaner Scraper)
- Type-C Charging Cable
- Instruction Manual

Image: Included professional nozzles for various oral care needs.
Setup Instructions
- Charge the Device: Before first use, fully charge the water flosser using the provided Type-C cable. A full charge typically takes 3 hours. The charging port is located on the side of the unit, protected by a waterproof cover.
- Attach Nozzle: Select the desired nozzle and firmly insert it into the nozzle opening at the top of the unit until it clicks into place.
- Fill Water Tank: Open the water tank cover and fill the 260ml tank with lukewarm water. Close the cover securely to prevent leaks.

Image: Visual guide for adding water, inserting the nozzle, and selecting a mode.
Operating Instructions
- Select Mode: Press the 'M' (Mode) button to cycle through the available cleaning modes: Strong, Normal, Soft, and DIY. The corresponding indicator light will illuminate.
- DIY Mode Adjustment: In DIY mode, you can adjust the water pressure intensity to your preference. The device will remember your last setting for future use.
- Begin Flossing: Place the nozzle tip into your mouth, aiming it at a 90-degree angle to your gumline. Press the Power button to start the water flow.
- Guide the Water Stream: Guide the water stream along your gumline and between your teeth, pausing briefly between each tooth. Allow the water to flow into the sink.
- Finish: Press the Power button again to turn off the device.
Video: OasiSmile Water Flosser in operation, demonstrating its portable use and cleaning capabilities.

Image: Detailed view of the four cleaning modes available on the OasiSmile L5 Water Flosser.
Maintenance and Cleaning
- Empty and Dry Tank: After each use, empty any remaining water from the tank and allow it to air dry to prevent bacterial growth. The tank is removable for thorough cleaning.
- Clean Nozzles: Rinse nozzles under running water. For deeper cleaning, nozzles can be soaked in a denture cleaning solution or a mixture of water and white vinegar.
- Wipe Down Unit: Wipe the exterior of the water flosser unit with a soft, damp cloth. Ensure the charging port cover is closed when cleaning to maintain its IPX7 waterproof rating.
- Storage: Store the device in a cool, dry place away from direct sunlight.

Image: The 260ml removable water tank, designed for easy cleaning and refilling.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No water flow | Water tank empty; Nozzle clogged; Device not powered on. | Refill water tank; Clean or replace nozzle; Press power button. |
| Weak water pressure | Low battery; Incorrect mode selected; Nozzle partially clogged. | Recharge device; Select a stronger mode; Clean nozzle. |
| Device not charging | Charging cable not properly connected; Faulty cable/adapter. | Ensure secure connection; Try a different cable/adapter. |
Specifications
- Model Number: L5
- Water Tank Capacity: 260ml
- Water Pressure Range: 20-140 PSI
- Pulse Rate: 1600-1800 times/minute
- Waterproof Rating: IPX7
- Battery: 1 AAA battery required (included)
- Charging: Type-C Fast Charging (3 hours for 40 days use)
- Dimensions: 9.49 x 2.91 x 2.87 inches
- Weight: 12.31 ounces
Safety Information
WARNING:
- Always unplug the device before cleaning.
- Do not use if you have a heart condition, epilepsy, or other medical conditions that may be affected by water pressure. Consult a healthcare professional if unsure.
- Keep out of reach of children.
- Do not use while sleeping or unconscious.
- Do not use with damaged or broken parts.
- Always follow the instructions provided with the device.
Warranty and Support
For warranty information or customer support, please refer to the contact details provided with your purchase or visit the official OasiSmile website. Keep your purchase receipt for any warranty claims.