400ml Remote Control Ultrasonic Aromatherapy Oil Diffuser

400ml Remote Control Ultrasonic Aromatherapy Essential Oil Diffuser

Transform any room into a personal wellness sanctuary with the Himist 400ml Ultrasonic Aromatherapy Essential Oil Diffuser. Combining whisper-quiet cool mist humidification with soothing aromatherapy, this sleek tabletop diffuser is the perfect way to freshen your home, fill it with your favorite scents, and create a calming ambiance — all at the touch of a button on your included remote control.

Key Features

• Large 400ml Capacity: Long-lasting mist output of 30–40ml/h, covering spaces of 21–30 m² — ideal for living rooms, bedrooms, and offices.
• Remote Control Operation: Conveniently adjust mist levels, timer settings, and LED lighting from across the room without interrupting your relaxation.
• Ultrasonic Cool Mist Technology: Uses ultrasonic vibration (2.4 MHz) to generate a fine, cool mist that disperses your favorite essential oils and gently adds moisture to the air — all at under 36 dB for near-silent operation.
• 7 Ambient Color Lights: Choose from 7 soothing LED colors to complement your mood and décor, or cycle through them for a dynamic atmosphere.
• Built-in Timer Function: Set the diffuser to run for a specific period so it turns off automatically — perfect for use while you sleep or work.
• Water-Shortage Auto Shut-Off: Built-in dry-run protection automatically powers the unit off when water runs low, keeping the device safe and extending its lifespan.
• Compact & Portable Design: Classic columnar shape (138 × 143mm) fits neatly on any countertop, nightstand, or desk. Lightweight at just 0.5 kg.
• Universal Power Input: AC 100–240V, 50/60Hz, DC 24V — compatible with power standards worldwide.
• CE & RoHS Certified: Meets international safety and environmental standards for peace of mind.
• Made in Mainland China.

Technical Specifications

What's in the Box

• 1× Ultrasonic Aromatherapy Diffuser (400ml)
• 1× AC Power Adapter (~150cm cord)
• 1× Remote Control
• 1× Instruction Manual

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Learn more: NIH on aromatherapy and essential oils

Frequently Asked Questions

Q: Can I use any essential oil in this ultrasonic aromatherapy diffuser?

A: Yes, this diffuser is compatible with most water-soluble essential oils. Simply add a few drops of your preferred essential oil to the 400ml water tank, and the ultrasonic technology will disperse a fine, fragrant mist throughout the room. Always use pure, high-quality essential oils for best results and to protect the diffuser's components.

Q: How long will the diffuser run on a full 400ml tank?

A: At its standard mist output rate of 30–40ml per hour, a full 400ml tank will provide approximately 8–12 hours of continuous operation. The built-in water-shortage auto shut-off will safely power the unit down once the tank is empty.

Q: Is the remote control easy to use, and what functions does it control?

A: Yes! The included remote control allows you to conveniently adjust mist intensity, cycle through the 7 LED light colors, set the timer, and power the diffuser on or off — all from a comfortable distance, without needing to get up.

Q: Is this diffuser safe to use overnight in a bedroom?

A: Absolutely. The Himist diffuser operates at under 36 dB — quieter than a whisper — making it ideal for bedrooms. The timer function lets you schedule automatic shut-off, and the water-shortage auto-off protection ensures the device powers down safely if the tank runs dry while you sleep.

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.