# 4L Top Fill Ultrasonic Cool Mist Humidifiers for Bedroom, with Oil Diffuser and Nightlight, for Baby Nursery & Plants, for Large Room, Lasts Up to 50 Hours, Auto Shut-Off

250ml/h Rapid Humidification: 4L tank runs up to 50 hours (low mist), covering 415sqftquickly eases dry air and discomfort. Leak-Free Top-Fill Design: Large opening allows easy refills/cleaning without removing the tank, eliminating messy spills. Whisper-Quiet Sleep Mode: Operates at 26dB (near-silent), with display off, dimmable night light, and 212h timer for undisturbed rest. Aromatherapy + Humidification: Add essential oils to the tank, blending moisture with soothing scents for a relaxing atmosphere. Safe & Energy-Efficient: 360 rotating nozzle, auto shut-off (low water), and 18W powerruns safely and affordably (under $7/month).

## Details

- **Price:** 40.77 USD
- **Vendor:** AsterOutdoor
- **Type:** Ultrasonic Humidifiers
- **Tags:** wmhome

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 40.77 USD | In stock |

## Images

- 4L Top Fill Ultrasonic Cool Mist Humidifiers for Bedroom, with Oil Diffuser and Nightlight, for Baby Nursery & Plants, for Large Room, Lasts Up to 50 Hours, Auto Shut-Off

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> Source: [Arlenzone.com](https://arlenzone.com/products/4l-top-fill-ultrasonic-cool-mist-humidifiers-for-bedroom-with-oil-diffuser-and-nightlight-for-baby-nursery-plants-for-large-room-lasts-up-to-50-hours-auto-shut-off)
> Updated: 2026-09-25