# frient Entry Sensor 2 Pro

*frient / WISZB-131*

> The frient Entry Sensor 2 Pro is a Zigbee 3.0 door and window sensor with a built-in temperature sensor. Two AAA batteries run it for up to 7.5 years with normal usage. It suits SmartThings users, with native support through Zigbee. Home Assistant users reach it through an integration (Zigbee).

- Canonical page: https://smarthomecanon.com/devices/frient-entry-sensor-2-pro
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [frient](https://smarthomecanon.com/brands/frient) |
| Category | Contact sensor |
| Model numbers | WISZB-131 |
| Status | Current[^1] |
| Senses | Door and window open or closed, temperature[^2] |
| Power | 2 AAA batteries, up to 7.5 years[^2] |
| Radio | Zigbee 3.0[^2] |
| Dimensions | Sensor 76 x 26 x 17 mm, magnet 30 x 12 x 9 mm[^2] |
| IP class | IP40[^2] |
| Operating temp | 0 to 50 C[^2] |
| Zigbee role | End device[^2] |
| Detection gap | Magnetic, 0.1 to 1.0 cm[^2] |
| Temperature range | 0 to 50 C, accuracy plus or minus 1 C[^2] |

## Integration paths

**How the frient Entry Sensor 2 Pro connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Zigbee](https://smarthomecanon.com/protocols/zigbee) | A Zigbee hub or coordinator[^2][^3] | unknown | unknown |

**Platform support for the frient Entry Sensor 2 Pro**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Zigbee | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | Via integration[^4] | Zigbee Home Automation (ZHA) or Zigbee2MQTT |
| Zigbee | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Native[^5][^6] |  |
| Zigbee | [Homey](https://smarthomecanon.com/platforms/homey) | Via integration[^7][^3] | frient app for Homey |

## Related pages

- [frient sensors](https://smarthomecanon.com/lines/frient-sensors) (line)
- [frient](https://smarthomecanon.com/brands/frient) (brand)
- [Zigbee](https://smarthomecanon.com/protocols/zigbee) (protocol)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Products - frient. https://www.frient.com/en-us/products (manufacturer, checked 2026-10-20)
[^2]: Entry Sensor 2 Pro - frient. https://www.frient.com/en-us/products/entry-sensor-2-pro (manufacturer, checked 2026-10-20)
[^3]: FAQ - frient. https://www.frient.com/en-us/faq (manufacturer, checked 2026-10-20)
[^4]: frients with Home Assistant - frient. https://www.frient.com/compatible-hubs/frients-with-home-assistant (manufacturer, checked 2026-10-20)
[^5]: frients with SmartThings - frient. https://www.frient.com/compatible-hubs/frients-with-smartthings (manufacturer, checked 2026-10-20)
[^6]: The frient devices are now Works with SmartThings certified - frient. https://www.frient.com/the-friently-blog/the-frient-devices-are-now-works-with-smartthings-certified (manufacturer, checked 2026-10-20)
[^7]: frients with Homey - frient. https://www.frient.com/compatible-hubs/frients-with-homey (manufacturer, checked 2026-10-20)