# Wahoo POWRLINK zero under-reading

**URL:** <https://wahoox.forum.wahoofitness.com/t/wahoo-powrlink-zero-under-reading/23768>\
**Category:** Equipment\
**Created:** [October 21, 2023, 6:37pm UTC](https://wahoox.forum.wahoofitness.com/t/wahoo-powrlink-zero-under-reading/23768 "2023-10-21T18:37:54Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Sir\_Brian\_M](https://sea2.discourse-cdn.com/flex020/user_avatar/wahoox.forum.wahoofitness.com/sir_brian_m/32/268_2.png) [@Sir\_Brian\_M](https://wahoox.forum.wahoofitness.com/u/Sir_Brian_M)\
**Post date:** [October 24, 2023, 3:42am UTC](https://wahoox.forum.wahoofitness.com/t/wahoo-powrlink-zero-under-reading/23768/4 "2023-10-24T03:42:05Z")

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I’ve been down this road. It can get expensive in a hurry. Indoors, I use my trainer’s power which allows me to take advantage of ERG. Outdoors I use my vectors. As far as differing goes, it’s not a big deal to me. I’m only outdoors from March through October, then Suffernate during the winter. So I just retest to set my 4DP using the PM I’ll be using for that season.

Here’s my post where I discuss my rabbit trail  
[Power meter inaccuracies](https://wahoox.forum.wahoofitness.com/t/power-meter-inaccuracies/22662/14)

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