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Smart 4L Ultrasonic Humidifier with App, Voice Control & Nightlight
Smart 4L Ultrasonic Humidifier with App, Voice Control & Nightlight
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Love it or return it with our 30-day policy! Learn more
One Way to Set the Room’s Mood
This 4-liter ultrasonic humidifier uses a dual-intake design for consistent mist distribution in indoor spaces. It supports control through multiple methods, including touch panel, app, or voice compatibility. The system adjusts mist levels and timer duration based on user preferences, maintaining even coverage across the room.

Soft Mist, Softer Sound
Operating at approximately 28dB, this humidifier functions with minimal sound output. The ultrasonic system produces a fine 5μm mist for wide dispersion. A built-in nightlight and digital indicators provide basic feedback during operation. The transparent water tank and light cues assist in monitoring refills and usage without interruptions.

A Setup That Fits Almost Anywhere
The top-fill feature allows water to be added without removing the main tank. Its detachable components are designed for straightforward cleaning. The stable body design fits on desks, counters, or shelves, with layout suitable for household or office use.
Product Benefits:
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Smart Operation: Supports touch, app, and voice access
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Low Sound Level: Functions at approximately 28dB for quiet operation
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Large Tank: 4-liter capacity supports extended use between refills
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Top-Fill Access: Simplifies refilling and reduces spills
- Directional Output: Mist outlet for air moisture distribution
Specifications:
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Tank Capacity: 4 liters
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Power: 26 watts
- Voltage: 120V
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Noise Level: Approximately 28dB
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Runtime: Up to 36 hours per fill
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Control Options: Touch, app, and voice
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Mist Output: 360° adjustable direction
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Lighting: Soft integrated LED nightlight
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Dimensions: 11.02"D x 10.15"W x 5.51"H
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Weight: 3.1 lbs
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Included Components: Main unit, aroma pad, cleaning brush, user manual
- Recommended Use: Bedrooms, offices, nurseries, and indoor plant spaces
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Shipping Policy
Shipping Policy
- Order Cutoff Time: 5:00 p.m. EST
- Order Processing Time: 1-2 business days (Monday–Friday). Once processing is complete, your order will be handed over to one of our shipping partners.
- Transit Time: 4–7 business days (Monday–Friday).
- Estimated Total Delivery Time: 5–9 business days from the date your order is placed.
Our Shipping Policy.
Refund & Return Policy
Refund & Return Policy
- Return Window: You have 30 days from the day you receive your order to return items.
- Condition: Items must be unused, in their original condition, and returned with the original packaging.
- Straightforward Returns: Returning items to us is easy and our client support team will assist you.
- Territorial scope: This Return and refund policy applies to purchases in the United States.
- No restocking fees.
Our Refund Policy.
FAQ
Is shipping free ?
Is shipping free ?
Shipping is completely free for all orders delivered to the USA, no minimum purchase is required.
How long is the delivery time?
How long is the delivery time?
We provide free returns for any defective, damaged, or incorrect items. For returns due to a change of mind or sizing issues, the customer is responsible for the return shipping fees.
Is delivery tracked?
Is delivery tracked?
Yes, delivery is tracked. You’ll receive a tracking link by email after placing your order.
Is the return shipping free?
Is the return shipping free?
For Defective Products: No cost to the customer. This applies when the product is wrong, damaged by the carrier, or defective in any other way.
For Customer Remorse (Change of Mind): The actual cost of return delivery will be charged to the customer. This applies when the customer purchases the wrong product, the item does not fit, or they no longer want the item. You will be responsible for the shipping costs for returning your item. Shipping costs are non-refundable.
How do I start return process?
How do I start return process?
Email support@buildershope.com within 30 days with your order number, reason for return, and photos if the item is defective.
We’ll confirm eligibility and send mail-back instructions.
Do you accept exchanges?
Do you accept exchanges?
Yes, send an email to support@buildershope.com with the details of the replacement item. Exchanges are for items in excellent condition, and they must be requested within 30 days of delivery. We will guide you through the next steps.

