1. Rhagymadrodd
Thank you for choosing the KOIOS 4L Top Fill Ultrasonic Cool Mist Humidifier. This device is designed to improve air quality and comfort in your home by adding moisture to the air and can also function as an essential oil diffuser. Please read this manual thoroughly before operation to ensure proper use, maintenance, and safety.

Image: The KOIOS 4L Top Fill Ultrasonic Cool Mist Humidifier, showcasing its sleek design and water level.
2. Cyfarwyddiadau Diogelwch Pwysig
Er mwyn lleihau'r risg o dân, sioc drydanol, neu anaf, dilynwch y rhagofalon sylfaenol hyn bob amser:
- Darllenwch yr holl gyfarwyddiadau cyn defnyddio'r lleithydd.
- Rhowch y lleithydd bob amser ar arwyneb cadarn, gwastad, gwrth-ddŵr o leiaf 12 modfedd (30 cm) i ffwrdd o waliau ac offer.
- Peidiwch â gosod y lleithydd ger ffynonellau gwres fel stofiau, rheiddiaduron, na golau haul uniongyrchol.
- Datgysylltwch y lleithydd o'r soced pŵer cyn ei lenwi, ei lanhau neu ei symud.
- Do not immerse the power cord, plug, or the main humidification unit in water or other liquids.
- Prevent water from entering the power hole and the internal chip. The humidification unit contains sensitive electronic components; do not put it upside down or soak it in water to clean it.
- Ensure the connection between the humidification unit and the water bucket is secure using the elastic buckle to prevent the unit from floating.
- Cadwch allan o gyrraedd plant ac anifeiliaid anwes.
- Use only clean, cool tap water. Distilled water is recommended to minimize mineral buildup.
- Do not add essential oils directly into the water tank; use the designated essential oil tray.
3. Cydrannau Cynnyrch
Familiarize yourself with the parts of your KOIOS humidifier:
- Top Fill Lid
- Humidification Unit (with mist nozzle and control panel)
- Water Bucket/Tank (4L capacity)
- Hambwrdd Olew Hanfodol
- Cord Pŵer
- Llawlyfr Cyfarwyddiadau

Image: An exploded diagram showing the main components of the humidifier, including the top fill lid, humidification unit, and water tank.
4. Gosod
- Dadbacio: Tynnwch yr holl ddeunyddiau pecynnu yn ofalus a gosodwch y lleithydd ar arwyneb gwastad, sefydlog.
- Llenwch y tanc dŵr: Remove the top fill lid. Pour clean, cool water directly into the water tank. Do not exceed the maximum fill line.

Image: A hand pouring water into the top of the KOIOS humidifier, demonstrating the easy top-fill design.
- Ychwanegu Olewau Hanfodol (Dewisol): If desired, add a few drops of essential oil to the designated essential oil tray. Do not add oils directly into the water tank.

Image: A hand carefully adding essential oil drops into the small, designated tray on the humidifier's top unit.
- Secure Humidification Unit: Ensure the humidification unit is properly seated and the elastic buckle is fastened to prevent it from floating.
- Pwer Cysylltu: Plygiwch y llinyn pŵer i mewn i allfa drydanol addas.
5. Cyfarwyddiadau Gweithredu
Your KOIOS humidifier features simple controls for ease of use.
Pŵer Ymlaen / Diffodd
- Press the power button once to turn the humidifier on.
- Press the power button again to cycle through mist settings or turn off.
Mist Output Adjustment
The humidifier offers three mist output levels: High (H), Medium (M), and Low (L).
- Uchel (U): Provides 350-380mL/h mist output for 12-13 hours runtime.
- Canolig (M): Provides 240-270mL/h mist output for 15-16 hours runtime.
- Isel (L): Provides 240-270mL/h mist output for 29-31 hours runtime. In this setting, the humidifier will run for 18 seconds and then pause for 18 seconds.

Image: Visual representation of the three mist output settings (H, M, L) with corresponding mist intensity and runtime.
Swyddogaeth Golau Nos
- To turn the night light on or off, press and hold the power button for 3 seconds.

Image: The humidifier operating with a gentle blue night light, indicating quiet operation (less than 30dB).
6. Cynnal a Chadw a Glanhau
Regular cleaning is essential for optimal performance and hygiene. Always unplug the humidifier before cleaning.
Cynnal a Chadw Dyddiol
- Empty the water tank and essential oil tray daily.
- Wipe down the inside of the water tank and the humidification unit with a clean cloth.
Thorough Cleaning (Weekly or as needed)
The innovative design allows for thorough cleaning, especially important if using essential oils.
- Dadosod: Open the buckles on both sides of the humidification unit. Separate the humidification unit from its cover.
- Cydrannau Glân: All parts that come into contact with water or mist can be easily cleaned. Use a soft brush or cloth and a mild descaling solution (e.g., white vinegar) to remove mineral buildup from the transducer and other surfaces. Rinse thoroughly with clean water.
- Ailosod: Ensure all parts are dry before reassembling. Secure the humidification unit and its cover, ensuring the buckles click into place.

Image: A step-by-step visual guide demonstrating how to open the buckles, separate the humidification unit, and clean its internal components.
Pwysig: Do not immerse the main humidification unit (the top part with controls and power connection) in water. Only clean the detachable components that are designed to be washed.
7. Datrys Problemau
Os byddwch chi'n dod ar draws problemau gyda'ch lleithydd, cyfeiriwch at y problemau a'r atebion cyffredin canlynol:
| Problem | Achos Posibl | Ateb |
|---|---|---|
| Dim niwl nac allbwn niwl isel | Diffyg dwr Cronni mwynau ar drawsddygiwr Humidification unit not properly seated | Ail-lenwi tanc dŵr Clean the transducer and humidification unit (refer to Maintenance section) Ensure the humidification unit is securely buckled to the water tank. |
| Gollyngiad dŵr | Humidification unit not properly seated Overfilling the water tank Uned wedi'i gosod ar arwyneb anwastad | Ensure the humidification unit is securely buckled Do not fill water above the MAX line Rhowch y lleithydd ar arwyneb gwastad, sefydlog. |
| Swn anarferol | Uned ddim ar arwyneb gwastad Lefel y dŵr yn rhy isel Foreign object in the fan area | Rhowch ar wyneb gwastad Ail-lenwi tanc dŵr Unplug and check for obstructions (do not force). |
| Golau nos ddim yn gweithio | Heb ei actifadu'n gywir | Press and hold the power button for 3 seconds to toggle the night light. |
If the problem persists after trying these solutions, please contact KOIOS customer support for assistance.
8. manylebau
- Brand: KIOOS
- Model: B09SHM9R4M
- Cynhwysedd: 4 litr (1.06 galwyn)
- Allbwn Mist: Hyd at 380 mL / h
- Amser rhedeg: Up to 31 hours (on Low setting)
- Modd Gweithredu: Ultrasonic, Vaporizer
- Nodweddion arbennig: Humidifier & Essential Oil Diffuser 2-in-1, Night Light, Top-Fill Design
- Lefel Sŵn: Llai na 30dB
- Dimensiynau Cynnyrch: 7"D x 7"W x 11"H
- Pwysau Eitem: 2.86 pwys
- Cyftage: 120 folt (AC)

Image: A diagram illustrating the dimensions of the humidifier: 7 inches (D) x 7 inches (W) x 11 inches (H).
9. Gwarant a Chefnogaeth
KOIOS products are manufactured to high-quality standards. For any questions, concerns, or warranty inquiries, please contact KOIOS customer support. Please have your model number (B09SHM9R4M) and purchase information ready when contacting support.
For further assistance, please visit the official KOIOS store or contact their customer service channels.