# Shelly BLU RC Button 4 ZB

*Shelly / SBBT-104CUS*

> The Shelly BLU RC Button 4 ZB is a four-button remote that works over Bluetooth and Zigbee, with multi-click and a magnetic holder. It runs on a CR2032 battery rated for up to 2 years. It suits Home Assistant users, with native support through Zigbee.

- Canonical page: https://smarthomecanon.com/devices/shelly-blu-rc-button-4-zb
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Shelly](https://smarthomecanon.com/brands/shelly) |
| Category | Remote |
| Model numbers | SBBT-104CUS |
| Status | Current[^1][^2] |
| Type | Remote[^1][^3] |
| Model code | SBBT-104CUS[^1][^3] |
| Radio | Bluetooth 5 LE; Zigbee (802.15.4)[^1][^3] |
| Power | CR2032 battery, up to 2 years[^1][^3] |
| Features | Four buttons; multi-click; magnetic holder[^1][^3] |
| Generation | BLU ZB[^1][^3] |
| BLE advertisements decodable | Yes (BTHome)[^1][^3] |

## Integration paths

**How the Shelly BLU RC Button 4 ZB connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Zigbee](https://smarthomecanon.com/protocols/zigbee) | unknown | unknown | unknown |
| [BLE](https://smarthomecanon.com/protocols/ble) | Shelly BLU Gateway, or any Shelly Plus, Pro, Gen3 or Gen4 device other than a sensor[^1][^3] | unknown | unknown |

**Platform support for the Shelly BLU RC Button 4 ZB**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Zigbee | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | bthome |
| Zigbee | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | cloud.shelly.control |
| BLE | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | Via integration[^1][^3] | BTHome |

## Related pages

- [Shelly BLU](https://smarthomecanon.com/lines/shelly-blu) (line)
- [Shelly](https://smarthomecanon.com/brands/shelly) (brand)
- [Zigbee](https://smarthomecanon.com/protocols/zigbee) (protocol)
- [Bluetooth Low Energy](https://smarthomecanon.com/protocols/ble) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Shelly BLU RC Button 4 ZB - Shelly Europe shop. https://www.shelly.com/products/shelly-blu-rc-button-4-zb (manufacturer, checked 2026-10-13)
[^2]: Shelly Europe shop catalog (Shopify product feed). https://www.shelly.com/products.json?limit=250&page=1 (manufacturer, checked 2026-10-13)
[^3]: Shelly BLU RC Button 4 ZB - Shelly Knowledge Base. https://kb.shelly.cloud/knowledge-base/shelly-blu-rc-button-4-zb (manufacturer, checked 2026-10-13)