# Don't Recognize type of led

**URL:** <https://wled.discourse.group/t/dont-recognize-type-of-led/7409>\
**Category:** Questions\
**Created:** [February 8, 2023, 2:43pm UTC](https://wled.discourse.group/t/dont-recognize-type-of-led/7409 "2023-02-08T14:43:25Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Erio6](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/erio6/32/4432_2.png) [@Erio6](https://wled.discourse.group/u/Erio6)\
**Post date:** [February 8, 2023, 2:43pm UTC](https://wled.discourse.group/t/dont-recognize-type-of-led/7409/1 "2023-02-08T14:43:25Z")

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Hello  
Long time ago, I bought a led strip. Now I would like to control it with WLED but i don’t know the type of led. Can I use it with WLED and why are there two GND on the strip ?  
Thanks in advance

 ![IMG_20230208_153728](https://global.discourse-cdn.com/free1/uploads/wled/original/2X/5/5fe514fa086749aeaa28348bba010b75d3f36e0a.jpeg)

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**Author:** ![tonyno](https://yyz2.discourse-cdn.com/free1/user_avatar/wled.discourse.group/tonyno/32/242_2.png) [@tonyno](https://wled.discourse.group/u/tonyno)\
**Post date:** [February 8, 2023, 3:36pm UTC](https://wled.discourse.group/t/dont-recognize-type-of-led/7409/2 "2023-02-08T15:36:29Z")

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No way to know unless that chip has a number that is supported.