Vavsea ZH-002S 4L Top-Fill Cool Mist Humidifier

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Overview

The VAVSEA 4L Top-Fill Cool Mist Humidifier is an ultrasonic humidifier designed to add moisture to indoor spaces up to 25 m². It features a 4-litre tank, top-fill design, and operates quietly at less than 35 dB. The unit includes a remote control, timer, night light, and automatic shut-off when water runs out.

VAVSEA 4L Top-Fill Cool Mist Humidifier – front view showing tank, control panel, and mist nozzle

Package Contents:

  • 1 × VAVSEA 4L Ultrasonic Humidifier (with Essential Oil Tray)
  • 1 × Remote Control
  • 1 × User Manual

Specifications

BrandVAVSEA
Model NameCool Mist Humidifier
Model Number1
Capacity4 L (4000 ml)
Operation ModeUltrasonic
Power27 W
Rated Voltage110-240 V
Rated Frequency50-60 Hz
Fog Output180 ml/h ±30%
Noise Level< 35 dB
Area Range0-25 m²
Power Cable Length1.5 m
Product Dimensions25 × 15 × 33 cm (9.84 × 5.91 × 13 in)
ColourWhite
Runtime (max)31 hours
Control MethodTouch panel + Remote control
Special FeaturesNight Light, Quiet, Remote Control, Timer, Waterless Auto-Off

Features

1. Top-Fill Design & Easy Cleaning

Wide opening at the top of the humidifier for easy refilling and cleaning

The wide opening at the top allows you to refill the tank without removing it. Cleaning is also simplified. Important: Never submerge the base in water. Always unplug the unit before cleaning. Do not fill water above the maximum level line, as this may reduce mist output or prevent operation.

2. Adjustable 3-Level Mist Output

Control panel showing three mist level indicators

Select from three mist levels (Low, Medium, High) to match your humidity needs. Adjust the output by pressing the mist button on the unit or using the remote control.

3. Real-Time Temperature & Humidity Display

LED screen showing current temperature and humidity readings

The built-in sensor shows the current room temperature and relative humidity on the LED screen. Use this information to decide which mist level to select.

4. Sleep Mode & Whisper-Quiet Operation

Humidifier in a bedroom at night with display lights off

To activate Sleep Mode, press and hold the Light button for 3 seconds, or press the Sleep button on the remote control. The screen light will turn off, and the unit will continue to produce mist at a low noise level (below 35 dB).

5. Aromatherapy Function

Essential oil tray located on the humidifier

Add a few drops of your favourite essential oil to the dedicated aroma box (located on the unit). The humidifier will disperse the fragrance along with the cool mist.

6. Timer & Auto-Off

The unit includes a programmable timer (set via remote or control panel). When the water tank is empty, the humidifier automatically shuts off to prevent damage.

7. Night Light

The humidifier has a built-in night light with multiple colour options. You can cycle through colours or turn the light off completely using the Light button.

8. Remote Control

The included remote control allows you to adjust mist level, timer, sleep mode, and night light from a distance.

Use Guide

Setting Up the Humidifier

  1. Place the humidifier on a flat, stable surface at least 30 cm away from walls and electronic devices.
  2. Remove the top cover and fill the tank with clean, cool tap water. Do not exceed the MAX water line.
  3. Replace the top cover securely.
  4. Plug the power cord into a suitable electrical outlet (110-240 V, 50-60 Hz).
  5. Press the Power button to turn on the unit.
Note: If you wish to use essential oils, add a few drops to the aroma tray (not directly into the water tank). The tray is located on the top of the unit.

Operating Instructions

FunctionAction (on unit)Action (remote)
Power On/OffPress Power buttonPress Power button
Adjust Mist LevelPress Mist button repeatedly (Low → Medium → High → Off)Press Mist button
Set TimerPress Timer button (1h → 2h → 4h → 8h → Off)Press Timer button
Night LightPress Light button to cycle colours / offPress Light button
Sleep ModePress and hold Light for 3 secondsPress Sleep button

Using the Remote Control

  • The remote control operates the same functions as the touch panel.
  • Point the remote toward the front of the humidifier (IR receiver).
  • Maximum operating distance: approximately 5 metres.

Cleaning & Maintenance

Important: Unplug the power cord before performing any maintenance. We recommend cleaning the unit once a week to prevent bacteria and mould growth.
  1. Empty any remaining water from the tank.
  2. Wipe the interior of the tank with a soft, damp cloth. Do not use abrasive cleaners.
  3. Clean the base with a damp cloth. Never submerge the base in water.
  4. If mineral deposits (scale) appear, use a mixture of white vinegar and water (1:3 ratio) to soak the affected parts, then rinse thoroughly with clean water.
  5. Allow all parts to air dry completely before reassembling.
  6. When not in use, discard any remaining water from the tank to prevent stagnation.

Troubleshooting

IssuePossible CauseSolution
No mist or weak mistWater level too low or too high; mineral buildupCheck water level (do not exceed MAX); clean the unit with vinegar solution
Unit does not turn onPower cord not connected; water tank empty (auto-off triggered)Check power connection; refill tank
Remote not workingBatteries depleted; IR path blockedReplace batteries; ensure no obstacles between remote and unit
Unusual noiseUnit not level; water level too lowPlace on flat surface; refill water
Water leakingTop cover not sealed properly; tank overfilledEnsure cover is correctly fitted; reduce water level

Warranty and Support

This product is covered by a 24-month warranty from the date of purchase. For warranty claims, technical support, or spare parts, please contact the seller (JLMKJ Direct) through Amazon.

No additional contact details (phone number, email, or website) are provided in the product documentation. For support, refer to your Amazon order page or the seller’s storefront.

Reference file: Vavsea ZH-002S 4L Top-Fill Cool Mist Humidifier

Specifications

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