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Home / Products / Humidifier / Classic 300S Ultrasonic Smart Humidifier
Classic 300S

Classic 300S Ultrasonic Smart Humidifier

Turn any room into a refreshing sigh of relief with the Levoit VeSync Classic 300S Ultrasonic Smart Humidifier. The 6-liter humidifier provides up to 60 hours of continuous mist, 4 mist level settings, aromatherapy, and an optional night light for your convenience. 
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Turn any room into a refreshing sigh of relief with the Levoit VeSync Classic 300S Ultrasonic Smart Humidifier. The 6-liter humidifier provides up to 60 hours of continuous mist, 4 mist level settings, aromatherapy, and an optional night light for your convenience.

Product Specs


What's in the Box


Power Supply: AC 120V, 60 Hz

Rated Power: 26W

Water Tank Capacity: 1.58 gal / 6 L

Noise Level: ≤ 30dB

Effective Range: 215–505 ft² / 20–47 m²

Dimensions: 9.6 x 7.5 x 13.4 in / 24.5 x 19.2 x 34 cm

Max Run Time: Up to 60 hours on low mist setting*

Weight: 4.3 lb / 2 kg

UPC: 810043373210

  • Smart Control: Adjust settings, create schedules, connect to voice assistants, and more in the free VeSync app.
  • Mist Levels: Select from Low, Medium, High, and Auto Mode.
  • Auto-Mode: Automatically adjusts mist levels to maintain 40–50% relative humidity or your customized target humidity level.
  • Room Size: Humidify 215–505 ft² / 20–47 m² rooms for up to 60 hours without refilling.
  • Top-Fill Design Refill the tank without having to flip it over and enjoy hassle-free cleaning.
  • Aromatherapy: Add a few drops of essential oils to the aroma pad for fragrant mist.
  • Optional Night Light: Add a comforting glow to your room while you sleep.
  • 1 x Smart Ultrasonic Humidifier
  • 3 x Aroma Pads (1 Pre-Installed)
  • 1 x Cleaning Brush
  • 1 x User Manual
  • 1 x Quick Start Guide