# \[APP\]\[Pro\] Zigbee2MQTT - Use Zigbee devices via MQTT

**URL:** https://community.homey.app/t/app-pro-zigbee2mqtt-use-zigbee-devices-via-mqtt/83214
**Category:** Apps
**Tags:** app, zigbee, tools, homey-pro
**Created:** [June 26, 2023, 7:02am UTC](https://community.homey.app/t/app-pro-zigbee2mqtt-use-zigbee-devices-via-mqtt/83214 "2023-06-26T07:02:44Z")
**Posts on this page:** 1
**Showing post:** 98

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### Author: ![robertklep](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/robertklep/32/160628_2.png) [@robertklep](https://community.homey.app/u/robertklep)
#### Post date: [August 30, 2023, 12:13pm UTC](https://community.homey.app/t/app-pro-zigbee2mqtt-use-zigbee-devices-via-mqtt/83214/98 "2023-08-30T12:13:31Z")

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> [@Tag Basics for the absolute beginner](https://community.homey.app/t/tag-basics-for-the-absolute-beginner/11896):
>
> Homey uses “Tags” to save information / data that you can reuse in your flows. A tag is a variable and can be one of the following types: String, Number, Boolean or Image. A variable is a placeholder for a value that can be changed while the flow is running. By using variables the information that is retrieved from a device or calculated in a flow can, in the form of Tags, be used elsewhere in the same flow or in another flow. Some variables are set by devices or functions, such as e.g. tempe…

Look for tags that are made available to the regular Logic cards.

 ![image](https://us1.discourse-cdn.com/flex025/uploads/athom/original/3X/9/e/9e6f2a597a32d4a06570ff4708dba11d7ef6b62c.png)

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