Star Ball USB Cool Mist Humidifier with LED Night Light | Mini

Create a Calm, Comfortable Atmosphere with the Star Ball Mini Humidifier

Transform any room into a serene oasis with this adorable Star Ball USB Ultrasonic Cool Mist Humidifier. Combining gentle mist technology with a soothing 3-color LED night light, this compact desktop humidifier is perfect for your bedroom, office, nursery, or any small space that needs a touch of humidity and ambiance.

Why You'll Love It

• 3-Color LED Night Light: Choose from warm yellow, warm white, or cool white lighting to set the perfect mood and create a comfortable sleeping environment.
• Dual Function: Works as both a cool mist humidifier and a soft nightlight — two products in one elegant, planet-inspired design.
• Ultra-Quiet Operation: Runs at less than 36dB — whisper quiet so it won't disturb your sleep or work.
• USB Powered: Plug into any USB port — laptop, power bank, wall adapter, or car charger. Convenient and energy-efficient at just 2.5W.
• 200ml Water Tank: Provides up to 4 hours of continuous mist or up to 8 hours of intermittent mist on a single fill.
• Generous Mist Output: Delivers 30–50ml/h of cool, fine mist to gently raise moisture levels in your immediate surroundings.
• Compact & Portable: Lightweight and small enough to sit on a desk, nightstand, or shelf without taking up valuable space.
• Safe Materials: Made from ABS, PP, PC, and hardwood — durable and free from high-concern chemicals.
• CE Certified: Meets European safety standards for your peace of mind.

How to Use

1. Unscrew the upper cover counterclockwise.
2. Fill the water tank with clean water (up to 200ml).
3. Reinstall the bracket and replace the cover.
4. Press the button to start misting and enjoy.

Tip: Allow the internal cotton wick to fully soak before expecting mist output — this ensures optimal performance from the first use.

Specifications

• Water Tank Capacity: 200ml
• Humidification Method: Ultrasonic Cool Mist
• Spray Volume: 30–50ml/h
• Run Time: 4H continuous / 8H intermittent
• Power: 2.5W
• Voltage: 5V USB
• Noise Level: <36dB
• Materials: ABS, PP, PC, Hardwood
• Certification: CE
• Country of Origin: Made in China

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Authoritative Resource

For guidance on maintaining healthy indoor air quality and humidity levels at home, visit the U.S. Environmental Protection Agency's Indoor Air Quality resource.

Frequently Asked Questions

Q: How does the Star Ball USB Cool Mist Humidifier work?

A: This mini humidifier uses ultrasonic vibration technology to break water into a fine, cool mist that is then dispersed into the surrounding air. Simply fill the 200ml tank, allow the cotton wick to absorb water, and press the button to activate misting. It connects via USB for easy, versatile use anywhere.

Q: Can I use the LED night light independently without the mist function?

A: The device is designed to combine both functions seamlessly. The 3-color LED light (warm yellow, warm white, and cool white) activates when the unit is powered on, creating a gentle ambient glow alongside the mist — ideal for a bedside nightstand or nursery setting.

Q: How often should I refill the water tank?

A: The 200ml tank provides approximately 4 hours of continuous misting or up to 8 hours of intermittent misting. We recommend refilling with fresh, clean water each time and cleaning the tank regularly to keep it performing at its best.

Q: Is this humidifier safe to use overnight?

A: Yes! With its ultra-quiet operation of less than 36dB and soft LED lighting options, it's designed with nighttime use in mind. However, always ensure the unit is placed on a stable, flat, water-resistant surface and never leave it unattended if the tank runs dry for extended periods.