Calibrating My PH Pen #MarsHydro #TSW2000 #RootedLeaf

In this video, I calibrate my PH pen.

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MarsHydro Discount Code: TapRootsGrowing

Rumble: https://rumble.com/c/c-2057860

https://www.twitch.tv/taprootsgrowing

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Discord: https://discord.gg/tMPgcJVu

Rooted Lead Discount: rookiegrower

https://www.epidemicsound.com/track/TxQo4r2xDd/

https://www.epidemicsound.com/track/JXCe74tYzk/