# Levoit NeoClassic 450S

*Levoit*

> The Levoit NeoClassic 450S is a smart humidifier that you control from the VeSync app. It works with Alexa and Google Assistant. It suits Google Home and Alexa users, with native support through the maker's cloud.

- Canonical page: https://smarthomecanon.com/devices/levoit-neoclassic-450s
- 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 | 4.2 L[^1] |
| Effective range | 432 sq ft[^1] |
| Max run time | Up to 42 hours[^1] |

## Integration paths

**How the Levoit NeoClassic 450S 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 NeoClassic 450S**

| 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] |  |

## 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)

## Sources

[^1]: Levoit NeoClassic 450S Smart Humidifier - Levoit US. https://levoit.com/products/neoclassic-450s-smart-humidifier (manufacturer, checked 2026-10-20)