---
date: 2026-05-15T08:41:42+00:00
modified: 2026-05-15T08:41:42+00:00
permalink: https://kaspars.net/note/mastodon-social-116578405757165252
post_type: note
author:
  name: Kaspars
  avatar: https://reverse.kaspars.net/gravatar/avatar/92bfcd3a8c3a21a033a6484d32c25a40b113ec6891f674336081513d5c98ef76?s=96&d=mm&r=g
---

# On May 15, 2026 at 11:41

[@py2toz](https://mastodon.radio/@py2toz) with a 6V panel you don’t need MPPT since it is so close to the voltage of the board.

I would connect it directly to Heltec’s 5V pins since the onboard TP4054 can handle 6.5V per datasheet.

Wrote about my experience here <https://kaspars.net/blog/solar-lora-meshtastic>