Dreo HM420S 4L Air Humidifier

30 m²
Delivered between Fri, 22.5. and Tue, 26.5.
2 items ordered
free shipping

Product details

The Dreo HM420S 4L humidifier is an innovative solution for improving indoor air quality. With a generous tank capacity of 4 liters, this device provides continuous humidification for up to 36 hours, eliminating the need for frequent refills. The precise sensors ensure that humidity levels are maintained at an optimal level, effectively preventing dry skin and respiratory issues. The ability to adjust the humidity levels via the DREO app allows for personalized control and customization to meet individual needs. Additionally, the ultra-fine mist ensures even distribution of moisture throughout the room without causing over-humidification. With a quiet operation of just 28 dB, the humidifier is ideal for use in bedrooms or workspaces where tranquility is essential. Its easy handling for refilling and cleaning makes it a practical choice for any household.

  • Up to 36 hours of operation without refilling
  • Precise hygrometer with 5% accuracy for optimal humidity control
  • Ultra-fine mist for even humidification up to 40 inches high
  • Noise level of only 28 dB for undisturbed work and sleep
  • Easy cleaning and refilling with a removable tank and large opening.

Key specifications

Room area
30 m²
Tank capacity
4 l
Max. noise level
28 dB
Number of operating levels
6x
Additional functions
HygrostatTimer
Power supply
Electrical connection

General information

Item number
64643523
Manufacturer
Dreo
Category
Humidifier
Manufacturer No.
DR-HHM010S
Release date
28.10.2025
Sales rank in Category Humidifier
63 of 542
May include power adapter
No

Colour

Colour
BlackGrey
Exact colour description
BlackGrey

Material

Material group
Plastic
Material
BPA-free materialsPlastic case

Room air conditioner features

Humidifier type
Humidifier
Room area
30 m²
Tank capacity
4 l
Max. noise level
28 dB
Number of operating levels
6x
Main functions
Air humidification
Additional functions
HygrostatTimer

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
13.66 kg
Climate contribution
CHF 0.32

Power supply

Power supply
Electrical connection
Input voltage
220 - 240 V
Power consumption
28 W

Scope of delivery

Scope of delivery
Humidifier 420SManual

Product dimensions

Diameter
20 cm
Length
33.20 cm
Width
19.20 cm
Height
28.60 cm
Weight
1400 g

Package dimensions

Length
33.10 cm
Width
28.50 cm
Height
19.60 cm
Weight
2.23 kg

30-day right of return
24 Months Warranty (Bring-in)
2 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Humidifier» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • Dreo
    Not enough data
  • 1.Benta
    0.3 %
  • 2.Wenko
    0.7 %
  • 3.Levoit
    1 %
  • 4.ETA
    1.3 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • Dreo
    Not enough data
  • 1.Beurer
    0 days
  • 1.Boneco
    0 days
  • 1.D-design
    0 days
  • 1.ecofort
    0 days

Return rate

How often is a product of this brand in the «Humidifier» category returned?

Source: Digitec Galaxus
  • Dreo
    Not enough data
  • 1.Benta
    1.1 %
  • 1.Esperanza
    1.1 %
  • 3.Stadler Form
    1.8 %
  • 3.Wenko
    1.8 %
Source: Digitec Galaxus