# Levoit Classic 300S

*Levoit*

> The Levoit Classic 300S is a smart humidifier that you control from the VeSync app. It works with Alexa and Google Assistant. It also works with Home Assistant through the VeSync integration. It suits Google Home and Alexa users, with native support through the maker's cloud. Home Assistant users reach it through an integration (the maker's cloud).

- Canonical page: https://smarthomecanon.com/devices/levoit-classic-300s
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Levoit](https://smarthomecanon.com/brands/levoit) |
| Category | Humidifier |
| Status | Current[^1] |
| Type | Humidifier[^1] |
| Connection | VeSync app[^1] |
| Voice assistants | Alexa, Google Assistant[^1] |
| Water tank | 6 L[^1] |
| Effective range | 215-505 sq ft[^1] |
| Max run time | Up to 60 hours on low mist[^1] |

## Integration paths

**How the Levoit Classic 300S connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Wi-Fi cloud](https://smarthomecanon.com/protocols/wifi-cloud) | VeSync app[^1] | unknown | unknown |

**Platform support for the Levoit Classic 300S**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Wi-Fi cloud | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^1] |  |
| Wi-Fi cloud | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |
| Wi-Fi cloud | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | vesync |
| Wi-Fi cloud | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | com.spkes.vesync |

## Related pages

- [Levoit humidifiers](https://smarthomecanon.com/lines/levoit-humidifiers) (line)
- [Levoit](https://smarthomecanon.com/brands/levoit) (brand)
- [Wi-Fi through a cloud service](https://smarthomecanon.com/protocols/wifi-cloud) (protocol)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Levoit Classic 300S Ultrasonic Smart Humidifier - Levoit US. https://levoit.com/products/classic-300s-smart-ultrasonic-top-fill-cool-mist-humidifier (manufacturer, checked 2026-10-20)