# YoLink Finger Garage Door Controller

*YoLink / YS4908*

> The YoLink Finger Garage Door Controller (YS4908) is a battery-powered controller that works with garage door openers. It suits Google Home and Alexa users, with native support through the maker's hub. Home Assistant users reach it through an integration (the maker's hub).

- Canonical page: https://smarthomecanon.com/devices/yolink-finger-garage-door-controller
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [YoLink](https://smarthomecanon.com/brands/yolink) |
| Category | Garage door opener |
| Model numbers | YS4908 |
| Status | Current[^1] |
| Type | Garage door controller[^1] |
| Power | 2 AA batteries[^1] |
| Location | Indoor only[^1] |
| Key spec | Operating -4 to 104 F[^1] |
| Radio | LoRa to a YoLink hub[^1] |

## Integration paths

**How the YoLink Finger Garage Door Controller connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Proprietary + hub](https://smarthomecanon.com/protocols/proprietary-gateway) | YoLink Hub[^1] | unknown | unknown |

**Platform support for the YoLink Finger Garage Door Controller**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Proprietary + hub | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^1] |  |
| Proprietary + hub | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |
| Proprietary + hub | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | yolink |
| Proprietary + hub | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | com.yolink |

## Related pages

- [YoLink sirens, garage door controllers and locks](https://smarthomecanon.com/lines/yolink-sirens-garage-doors-and-locks) (line)
- [YoLink](https://smarthomecanon.com/brands/yolink) (brand)
- [Proprietary radio with a hub](https://smarthomecanon.com/protocols/proprietary-gateway) (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]: YoLink Finger Garage Door Controller - YoLink. https://shop.yosmart.com/products/ys4908 (manufacturer, checked 2026-10-20)