# Question about gauge node

**URL:** <https://discourse.nodered.org/t/question-about-gauge-node/51026>\
**Category:** General\
**Created:** [14 September 2021 16:10 UTC](https://discourse.nodered.org/t/question-about-gauge-node/51026 "2021-09-14T16:10:22Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![k5map](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/k5map/32/47681_2.png) [@k5map](https://discourse.nodered.org/u/k5map)\
**Post date:** [14 September 2021 16:10 UTC](https://discourse.nodered.org/t/question-about-gauge-node/51026/1 "2021-09-14T16:10:22Z")

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I've successfully passed the ui\_control.min and max values from my flow. But I've not been successful passing the Units string from my flow via ui\_control.options.symbol. Am I using the correct reference?

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [13 November 2021 16:10 UTC](https://discourse.nodered.org/t/question-about-gauge-node/51026/2 "2021-11-13T16:10:35Z")

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