# YF-S201 Water Flow Sensor - Help with Require

**URL:** https://discourse.nodered.org/t/yf-s201-water-flow-sensor-help-with-require/30587
**Category:** General
**Created:** [23 July 2020 07:34 UTC](https://discourse.nodered.org/t/yf-s201-water-flow-sensor-help-with-require/30587 "2020-07-23T07:34:06Z")
**Posts on this page:** 1
**Showing post:** 2

<div class="post-metadata">

### Author: ![oncdastan](https://avatars.discourse-cdn.com/v4/letter/o/34f0e0/32.png) [@oncdastan](https://discourse.nodered.org/u/oncdastan)
#### Post date: [24 July 2020 08:26 UTC](https://discourse.nodered.org/t/yf-s201-water-flow-sensor-help-with-require/30587/2 "2020-07-24T08:26:58Z")

</div>

Anyone? I am reading about how to use packages like this one, but I don't understand it fully.

---

_[View the full topic](https://discourse.nodered.org/t/yf-s201-water-flow-sensor-help-with-require/30587)._