Airthereal
Ethereal Rain AEH300 Air Purifier and Humidifier
Ethereal Rain AEH300 Air Purifier and Humidifier
The Ethereal Rain AEH300 is a 2-in-1 air purifier and humidifier that delivers clean air with a CADR of 300 m³/h and adds moisture up to 300 ml/h. It uses a 3-stage filtration system (nylon mesh pre-filter, HEPA filter with 98% efficiency, and activated carbon) to remove odors, PM2.5, dust, pollen, and allergens, helping maintain a comfortable indoor environment.
Its 1.5-liter water tank supports filter-based evaporative humidification with no visible mist, helping protect walls, floors, and furniture from moisture risk. A 360° air intake, real-time PM2.5, temperature, and humidity monitoring, and automatic fan-speed adjustments optimize purification. Additional features include a 1–24 hour timer, Sleep mode dims the display and reduces noise, a child lock, and filter replacement alerts.
📋 Product summary:
- 2-in-1 device: air purification CADR 300 m³/h and humidification up to 300 ml/h.
- 3-stage filtration: nylon mesh pre-filter, HEPA (98%), activated carbon.
- Filter-based evaporative humidification: pre-filters water to moisture, preventing minerals and white dust.
- No visible mist; self-regulating humidity to avoid over-humidification.
- 1.5-liter water tank with pressure-enhanced airflow for even distribution.
- 360° air intake for faster purification.
- Real-time PM2.5 indicator with color codes (Green Excellent, Orange Good, Red Poor).
- Real-time PM2.5, temperature, and humidity monitoring with auto fan-speed adjustment.
- Timer 1–24 hours and Sleep mode with dimmed display and quiet operation.
- Child Lock and filter alerts (F0 warning and red indicator).
|
Model |
AEH300 |
|
Fan Speed |
4-Level |
|
Adapter Input |
AC 100 - 240V / 50 - 60HZ |
|
Rated Voltage |
DC 24V |
|
Rated Power |
22W |
|
Humidifying Capacity |
300 ml/h max |
|
Water Tank Capacity |
3.2 Pint |
|
Operating Temp |
14-99°F |
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🇺🇸 Free shipping nationwide
🇺🇸 Free shipping nationwide
Some free shipping products may be limited to the lower 48 states. All of the shipping estimator tools and the checkout cart will notify you of such a result.
📦 Shipping policy & returns
📦 Shipping policy & returns
NATIONWIDE SHIPPING:
Some free shipping products may be limited to the lower 48 states, as indicated by our shipping estimator tools and checkout cart. Outdoor living, home, and garden items ship nationwide. Standard shipping fees are confirmed at checkout based on your address and provider selection. Free shipping items incur zero fees at checkout. Tracking details are emailed instantly upon order fulfillment.
NATIONWIDE SHIPPING RETURNS: 30 day returns.
We accept returns of unused products that are defective or not defective. Your return must be processed within 30 days of the date of purchase. We do not process exchanges. We will provide a shipping label by email, you are responsible for bringing the return to the shipping provider.
FREIGHT PRODUCT RETURNS: no returns or exchanges.
There are no returns, exchanges or refunds for products delivered via freight. REFUNDS: The cost of the return shipping and a 6% credit card processing/restocking fee will be deducted from your refund amount. The refund balance will be distributed to you once the returned product is received and processed.
NATIONWIDE PRODUCT REFUNDS:
The cost of the return shipping and a 6% credit card processing/restocking fee will be deducted from your refund amount. The refund balance will be distributed to you once the order is canceled and the returned product is received and processed.

Let customers speak for us
from 71 reviewsReally nice soil and awesome service
Never used because I ordered the wrong Water Filter. Mike was very helpful with the return and refund. Excellent Customer Service.
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