1. Setup
1.1 Unpacking
Carefully remove all components from the packaging. Ensure all items are present:
- SALKING 400ml Essential Oil Diffuser
- Power Adapter
- Measuring Cup
- User Manual
1.2 Placement
Place the diffuser on a hard, flat, and stable surface. Avoid placing it on soft materials or in wet conditions. Keep the unit away from direct water exposure.
1.3 Initial Fill
- Remove the top cover of the diffuser.
- Using the provided measuring cup, fill the water tank with clean tap water up to the 'MAX' line. Do not overfill.
- Add 5-10 drops of your preferred essential oil directly into the water tank. Adjust the amount based on desired fragrance intensity.
- Replace the top cover securely.
- Connect the power adapter to the diffuser and then plug it into a power outlet.

Image: The SALKING 400ml Essential Oil Diffuser, featuring its black base, wood-grain top, and control buttons.

Image: The diffuser in operation, emitting a fine mist and displaying its vibrant LED lighting, highlighting its large 400ml capacity.
2. Operating Instructions
2.1 Power On/Off
Press the 'ON' button to turn the diffuser on or off.
2.2 Mist Modes
The diffuser offers two mist modes:
- Continuous Mist: Provides a steady stream of mist. Ideal for quickly scenting a room.
- Intermittent Mist: Operates with a cycle of 30 seconds on, 30 seconds off. This mode extends the diffusion time and provides a softer, lasting effect.
Press the 'CON/INT' button to switch between continuous and intermittent mist modes.
2.3 Timer Settings
Select your desired operating duration using the timer button:
- 1H: Diffuses for 1 hour, then automatically shuts off.
- 3H: Diffuses for 3 hours, then automatically shuts off.
- 6H: Diffuses for 6 hours, then automatically shuts off.
The diffuser also features an automatic shut-off when the water level is low, regardless of the timer setting.
2.4 LED Night Light
The diffuser includes 7 LED light colors. Press the light button to cycle through the colors or set it to a single color. The light can be operated independently of the mist function.

Image: The diffuser positioned on a bedside table, highlighting its dual mist modes and customizable timer options for personalized aromatherapy.

Image: The diffuser operating by a window, demonstrating its ultra-quiet technology, which ensures minimal disturbance during use.
3. Maintenance
3.1 Cleaning
Regular cleaning helps maintain optimal performance and prevents residue buildup, especially when switching essential oils.
- Unplug the diffuser from the power outlet and remove the top cover.
- Empty any remaining water from the tank.
- Wipe the inside of the water tank with a soft cloth or sponge. For stubborn residue, use a small amount of mild dish soap and rinse thoroughly.
- Gently clean the ultrasonic disc (located at the bottom of the water tank) with a cotton swab dipped in white vinegar. Do not scrub or use abrasive materials.
- Wipe the exterior of the diffuser with a soft, dry cloth.
- Allow all parts to air dry completely before reassembling or storing.
4. Troubleshooting
If your diffuser is not functioning as expected, please refer to the following common issues and solutions:
- No Mist or Weak Mist:
- Ensure the diffuser is properly plugged in and powered on.
- Check if the water level is sufficient. The diffuser will automatically shut off if water is too low.
- Verify that the top cover is securely placed.
- Clean the ultrasonic disc as described in the Maintenance section. Mineral buildup can affect mist output.
- Diffuser Not Turning On:
- Confirm the power adapter is correctly connected to both the diffuser and the power outlet.
- Ensure the power outlet is functional.
- Water Leakage:
- Do not overfill the water tank beyond the 'MAX' line.
- Ensure the top cover is properly aligned and sealed.
- Place the diffuser on a stable, flat surface to prevent tipping.
- Unusual Odor:
- Clean the diffuser thoroughly, especially if you have been using different essential oils.
- Use only pure, high-quality essential oils.
5. Specifications
| Brand | SALKING |
| Model Number | 200306BLUS |
| Capacity | 400 Milliliters |
| Power Source | Corded Electric |
| Special Features | Cool Mist, Multiple Light Setting, Multiple Mist Setting, Silent Operation, Timer Setting |
| Material | Acrylonitrile Butadiene Styrene (ABS), Polypropylene (PP) - BPA Free |
| Product Dimensions | 6.7"L x 4.09"W x 6.7"H |
| Item Weight | 1.06 pounds |
| Auto Shutoff | Yes |
| Coverage | Up to 380 sq ft |

Image: The SALKING 400ml diffuser elegantly placed on a coffee table, showcasing its modern and stylish design.

Image: The diffuser shown in a child's room, emphasizing its BPA-free materials and automatic shut-off feature for safety.
6. Safety Information
- Always unplug the diffuser when not in use or before refilling the water tank.
- Do not use under wet conditions and keep away from water.
- Ensure the unit is placed on a hard, flat surface. Do not place it on soft surfaces.
- Do not exceed the 'MAX' water fill line.
- Keep out of reach of children and pets.
- Use only pure essential oils. Avoid corrosive or synthetic oils.
- The diffuser is made from BPA-free PP materials for your well-being.
