Xiaomi Mijia Mist Free Humidifier 3 (400) – 4L Tank, 400mL/h, Low Noise

The Xiaomi Mijia Mist Free Humidifier 3 (400) is a premium mist-free air humidifier designed to deliver clean, comfortable, and healthy air for your home. Using natural water vapor evaporation technology, it prevents impurities from dispersing, making it safe for sensitive respiratory systems and suitable for all family members.

With a humidification rate of 400mL/h, a large 4L tank, and 19 hours of continuous operation, it keeps your room perfectly moisturized all day and night. The dome-shaped smart display shows real-time humidity levels, while the 32dB whisper-quiet mode ensures uninterrupted sleep.

Engineered with antibacterial protection, smart regulation, and Mi Home app control, the Mijia Mist Free Humidifier 3 is the ultimate choice for healthier living.

Key Features

• 400mL/h Rapid Humidification – Quickly relieves dryness and hydrates the air for comfort.

• 4L Large Water Tank – Provides up to 19 hours of continuous moisture without refilling.

• Mist-Free Technology – Evaporates water naturally, blocking impurities, safe for tap water.

• Antibacterial & Antimicrobial – Equipped with a suspended antibacterial filter core + silver ion module (>99% antibacterial rate).

• Whisper-Quiet 32dB Operation – Sleep peacefully with ultra-low noise and auto-dimming display.

• Smart Humidity Regulation – Maintains optimal 55%RH automatically; customizable via settings.

• Smart App Control – Compatible with the Mi Home app, linkable with ACs, heaters, and other smart devices.

• User-Friendly Top Refilling – Add water directly without lifting the lid (when powered off).

• Safe & Reliable Design – 12V low-voltage input, water-shortage auto power-off, and easy-clean separable tank.

Specifications

• Brand: Xiaomi Mijia

• Model: Mist Free Humidifier 3 (400) – CJSJSQ02XY

• Humidifying Capacity: 400mL/h

• Coverage Area: 21–30㎡

• Water Tank Capacity: 4L (19 hours runtime)

• Humidification Method: Mist-free (natural evaporation)

• Noise Level: ≤32dB(A)

• Power Consumption: 9W

• Voltage: 100V–240V

• Control Options: On-device buttons, Mi Home App

• Functions: Smart regulation, antibacterial filter, water-shortage power-off

• Material: Food-grade, antimicrobial safe plastic

• Certification: CE

• Dimensions: 230 × 230 × 390 mm

• Installation: Tabletop / Portable

Why Choose the Xiaomi Mijia Mist Free Humidifier 3 (400)?

Unlike traditional humidifiers, this model uses mist-free vaporization, ensuring that no impurities or excess moisture are released into the air. Combined with antibacterial protection, smart humidity monitoring, and low-noise operation, it’s ideal for bedrooms, offices, and living spaces.

With Mi Home app connectivity, you can fully automate your indoor air quality by linking the humidifier to your Xiaomi ecosystem devices.

What’s in the Box?

• 1 × Xiaomi Mijia Mist Free Humidifier 3 (400)

• 1 × Antibacterial filter core (pre-installed)

• 1 × Power adapter

• 1 × User manual