4-in-1 Starry Projector Humidifier & Aromatherapy Diffuser
4-in-1 Starry Projector Humidifier & Aromatherapy Diffuser
Transform Any Room with the Himist 4-in-1 Starry Sky Humidifier & Aromatherapy Diffuser
Create a calming, magical atmosphere at home or in the office with this all-in-one ultrasonic humidifier. Combining a rotating starry sky projector, aromatherapy diffuser, warm flame effect light, and cool mist humidifier into one sleek USB-powered device, it's the perfect ambient companion for winding down at the end of the day.
✨ Key Features
- 4-in-1 Functionality: Ultrasonic cool mist humidifier + rotating starry sky projector + aromatherapy essential oil diffuser + ambient flame effect light — all in a single compact unit.
- Rotating Starry Sky Projection: Choose from slow or fast rotation speeds, or lock the stars in a fixed position. Adjustable light colors let you match any mood or décor.
- Aromatherapy Ready: Add a few drops of your favourite essential oil to fill your space with a gentle, soothing fragrance that helps promote relaxation and restful sleep.
- Whisper-Quiet Operation: Operates at under 36dB — barely audible, so it won't interrupt your sleep or concentration.
- Auto Dry-Protection: Built-in intelligent chip automatically powers off when the water level is low, protecting the device and giving you complete peace of mind.
- USB Powered: Plug into any USB power source — laptop, power bank, or wall adapter — for effortless use anywhere.
- Touch Control: Simple touch-tone controls cycle through mist, light, and starry sky modes with ease.
- Classic Minimal Design: Available in elegant black and white, with a compact columnar shape (140 × 140 × 120mm) that fits neatly on any desk or nightstand.
📋 Technical Specifications
| Capacity | 200ml |
| Spray Output | 10–30ml/h |
| Coverage Area | 11–20 m² |
| Power Source | USB (DC 5V / 2A) |
| Rated Power | ≤ 10W |
| Noise Level | <36dB |
| Humidification Type | Ultrasonic Mist Discharge |
| Material | ABS / PP / PC / Electronic Components |
| Dimensions | 140 × 140 × 120mm |
| Weight | 360g (bare) / 465g (packaged) |
| Certification | CE, RoHS |
🎮 How to Use
- Mist On/Off: Press the ON key briefly to activate the cool mist spray, warm light mode, and slow starry sky rotation simultaneously. Press again to turn everything off.
- Light Modes: Short-press the power button to cycle through: Warm Light → Colourful Cycle → Single Colour → Lights Off.
- Starry Sky Speed: Long-press the power button to toggle between slow rotation → fast rotation → stationary stars.
📦 What's in the Box
- 1 × Himist 4-in-1 Aromatherapy Humidifier
- 1 × USB Type-C Cable
- 1 × Instruction Manual
Made in China.
Looking to enhance your relaxing atmosphere further? Check out these great picks from our store:
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- Silicone 3D Resin & Candle Molds – Cloud, Flower, Bear Shapes
- 2-Pack E27 Multi-Head Lamp Socket Adapter 3/4/5 Head Ceiling
Learn more: NIH on aromatherapy and essential oils
Frequently Asked Questions
Q: Can I use essential oils directly in the water tank of this aromatherapy humidifier?
A: Yes! This Himist aromatherapy diffuser is designed to be used with essential oils. Simply add a few drops of your preferred essential oil directly to the 200ml water tank along with water. The ultrasonic mist will carry the fragrance gently into the air, helping to create a relaxing and pleasant-smelling environment.
Q: How long does the 200ml water tank last on a single fill?
A: With a spray output of approximately 10–30ml per hour, a full 200ml tank will typically last between 6 and 20 hours depending on the mist intensity setting you choose. The built-in auto dry-protection will power the unit off safely once the water runs out.
Q: Is this humidifier safe to leave on overnight?
A: Absolutely. The Himist 4-in-1 humidifier operates at whisper-quiet levels below 36dB and features an automatic water-shortage power-off protection system. This means if the tank runs dry while you sleep, the device will shut itself off automatically — making it safe and worry-free to use throughout the night.
Q: What power source does this USB humidifier need?
A: It runs on standard USB power (DC 5V / 2A), so you can plug it into a USB wall adapter, laptop, power bank, or any USB-enabled hub. The included USB Type-C cable makes setup quick and convenient.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.