Includes all taxes
We will send the correct plug adapter or conversion plug for your country.

MIJIA Mist Free Humidifier 3 (400) Main Feature
* Smart Humidity Display: The dome-shaped smart display shows real-time humidity levels, making it easy to monitor and adjust moisture levels in your space.
* Customizable Humidity: In constant humidity mode, it automatically adjusts to maintain a comfortable 55% relative humidity. You can also set your desired humidity level.
* Whisper-Quiet Operation: With a noise level of only 32dB(A), it operates quietly, ensuring a peaceful sleep, especially in sleep mode where the display dims automatically.
* Fast Humidification: It has a fast humidification rate of 400mL/h, quickly relieving dryness in your environment.
* Large Water Tank: Despite its compact size, it features a 4L large water tank that can provide 19 hours of continuous humidification. The water level is easily visible.
* Pure and Healthy Humidification: This humidifier provides rapid and pure humidification, with antibacterial and antimicrobial features to ensure clean and healthy air.
* Natural Water Vapor Evaporation, Blocks Impurities, Safe for Tap Water, Caring for Sensitive Respiratory Systems
MIJIA Mist Free Humidifier 3 (400)
Pure and Healthy Rapid Humidification, Antibacterial and Antimicrobial
400mL/h Fast Humidification | 32dB(A) Whisper-Quiet Operation
Dome-Shaped Smart Humidity Display | 4L Large Water Tank
Natural Water Vapor Evaporation, Blocks Impurities, Safe for Tap Water, Caring for Sensitive Respiratory Systems
*Rapid humidification*
Quickly relieves dryness
*Elegantly add water
Don't bend down
*4L large water tank*
19h long-lasting moisturizing*
*Antibacterial rate ≥99%*
Breathe safely
*low noise*
Have a good sleep
*Dome smart screen
Intuitive humidity changes
400mL/h Fast Humidification, Quick Relief from Dryness
With a humidification rate of up to 400mL/h, it disperses fine water particles, creating a comfortable and moisturized space. Bid farewell to dry skin even during autumn and winter.
32dB(A) Whisper-Quiet Operation, Enjoy a Peaceful Sleep
In sleep mode, it operates at just 32dB(A), quietly accompanying you. The panel brightness automatically dims for a warm and comfortable sleep.
Dome-Shaped Smart Display, Intuitively Monitor Humidity Changes
The smart display shows real-time humidity levels, making the moisturizing effect visible. The operational status is clear at a glance, and with simple buttons, it's easy to operate.
4L Large Water Tank, Provides 19 Hours of Long-lasting Moisture
Despite its compact size, it accommodates a 4L large water tank, meeting your humidification needs from morning to night. The water level window is clear, so there's no need to worry about overflowing.
Elegant Water Refilling, No Need to Lift the Lid
You can directly add tap water, which is economical and convenient. No need for heavy lifting or lid opening – it's as easy as watering plants.
* Need to use this water filling method in the power off state
Multi-Effect Antibacterial Protection, Safeguarding Respiratory Health
It uses a suspended antibacterial filter core that dries automatically after humidification, reducing the risk of mold caused by long-term water immersion. Additionally, there's a silver ion module inside the water tank, progressively reducing bacterial growth, ensuring a healthy humidification experience.
Provides Just the Right Humidity
In constant humidity mode, it automatically senses and adjusts to maintain a comfortable 55%RH, supporting customizable humidity settings to create your own personalized moisture space.
Smart Interconnectivity for Various Scenarios
Control the device via the machine's buttons or the Mi Home app. You can create smart scenarios to link it with other devices like air conditioners and heaters.
Split large water tank is more convenient to clean
12V low voltage input for safe use
The spiral air outlet design is strong and does not blow directly
Customized DC motor is energy-saving and efficient

Payment Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are committed to providing a safe, secure, and seamless payment experience for our customers.
1. Accepted Payment Methods
We accept the following payment options:
Major Credit & Debit Cards (Visa, MasterCard, American Express)
Secure Online Payment Gateways (such as PayPal, Stripe, or other providers available at checkout)
Any additional payment methods displayed during checkout
All payments must be completed in full at the time of purchase.
2. Secure Transactions
All transactions are processed through encrypted and secure payment systems to protect your personal and financial information. We do not store your full payment details on our servers.
3. Currency
Prices are displayed in the currency indicated on the website. If you are purchasing from another country, your bank may apply currency conversion fees.
4. Order Confirmation
Once your payment has been successfully processed, you will receive an order confirmation email containing your purchase details.
5. Failed or Declined Payments
If your payment is declined, please verify your billing information or contact your bank. Orders will only be processed after successful payment confirmation.
6. Fraud Prevention
BILLIONS BIRDS reserves the right to cancel or refuse any order if fraud or unauthorised activity is suspected.
Delivery Policy – BILLIONS BIRDS
At BILLIONS BIRDS, we are dedicated to delivering your orders safely and efficiently.
1. Order Processing
All orders are processed within 1–3 business days after payment confirmation. Orders are not processed or shipped on weekends or public holidays.
2. Shipping Times
Estimated delivery times vary depending on your location:
Domestic Shipping: 3–7 business days
International Shipping: 7–15 business days
Please note that delivery times are estimates and may vary due to customs procedures, carrier delays, weather conditions, or other unforeseen circumstances.
3. Shipping Costs
Shipping fees are calculated at checkout based on your location and selected shipping method. Any customs duties, taxes, or import fees are the customer's responsibility.
4. Tracking Information
Once your order has been shipped, you will receive a confirmation email with tracking details (if available) so you can monitor your package.
5. Delivery Issues
If your order is delayed, lost, or arrives damaged, please contact us within 7 days of the expected delivery date. We will work with the shipping carrier to resolve the issue as quickly as possible.
6. Incorrect Shipping Information
Customers are responsible for providing accurate shipping details at checkout. BILLIONS BIRDS is not responsible for orders shipped to incorrect addresses provided by the customer.
Refund Policy – BILLIONS BIRDS
At BILLIONS BIRDS, customer satisfaction is our top priority. If you are not completely satisfied with your purchase, we’re here to help.
1. Return Eligibility
You may request a return within 14 days of receiving your order. To qualify for a return:
The item must be unused, unworn, and in the same condition as received.
The item must be in its original packaging.
Proof of purchase (order confirmation or receipt) is required.
Certain items may not be eligible for return, including clearance items, gift cards, or personalised/custom products.
2. Non-Refundable Items
The following items are non-refundable:
Final sale or discounted items
Gift cards
Items damaged due to misuse, negligence, or improper care
3. Return Process
To initiate a return, please contact our customer support team with your order number and reason for return. If your return is approved, you will receive instructions for returning the item.
Unless the item is defective or incorrect, customers are responsible for return shipping costs.
4. Refund Processing
Once we receive and inspect your returned item:
We will notify you of the approval or rejection of your refund.
If approved, the refund will be issued to your original payment method within 5–10 business days.
Please note that banks or payment providers may require additional time to process refunds.
5. Damaged or Incorrect Items
If you receive a damaged, defective, or incorrect item, please contact us within 7 days of delivery and provide clear photos of the product and packaging. We will arrange a replacement or full refund at no additional cost.
6. Late or Missing Refunds
If you have not received your refund:
Check your bank account again.
Contact your credit card company or payment provider.
If the issue persists, don't hesitate to contact our support team for assistance.
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