# Dynamic Last points lineal chart

**URL:** <https://discourse.nodered.org/t/dynamic-last-points-lineal-chart/11750>\
**Category:** Dashboard\
**Created:** [1 June 2019 17:53 UTC](https://discourse.nodered.org/t/dynamic-last-points-lineal-chart/11750 "2019-06-01T17:53:32Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![emanavas](https://avatars.discourse-cdn.com/v4/letter/e/bb73d2/32.png) [@emanavas](https://discourse.nodered.org/u/emanavas)\
**Post date:** [1 June 2019 17:53 UTC](https://discourse.nodered.org/t/dynamic-last-points-lineal-chart/11750/1 "2019-06-01T17:53:33Z")

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Hi, I'm plotting realtime information from Arduino in a Lineal Chart but I want decide how many last points see in tha chart with a Slider or similiar. ¿How can I do that?.  
Thanks.

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**Author:** ![dceejay](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/dceejay/32/38_2.png) [@dceejay](https://discourse.nodered.org/u/dceejay)\
**Post date:** [1 June 2019 19:12 UTC](https://discourse.nodered.org/t/dynamic-last-points-lineal-chart/11750/2 "2019-06-01T19:12:24Z")

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Hi, sorry, but I cant think of a way to do this without updating the flow and redeploying.