# \#21700

**URL:** https://foil.zone/tag/33-tag/33.md

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## [Light assist Season 3](https://foil.zone/t/light-assist-season-3/24787)

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**Author:** [@Bzhwindtalker](https://foil.zone/u/Bzhwindtalker)\
**Replies:** 366\
**Last updated:** [October 5, 2026, 5:19pm UTC](https://foil.zone/t/light-assist-season-3/24787 "2026-10-05T17:19:54Z")

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Hey all, here is the topic for season 3 developpement of light assist system. Season 1 was when I sarted to foil, after trying a GONG wingfoil starter pack during the summer. The Assist setup was a camdenboss 321, with…

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## [Question About Battery Design (cell connections between series groups)](https://foil.zone/t/question-about-battery-design-cell-connections-between-series-groups/25834)

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**Author:** [@rosser](https://foil.zone/u/rosser)\
**Replies:** 18\
**Last updated:** [February 6, 2026, 1:47pm UTC](https://foil.zone/t/question-about-battery-design-cell-connections-between-series-groups/25834 "2026-02-06T13:47:43Z")

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I’ve built an efoil with 18650’s that was slightly underpowered for my weight and board (or I couldn’t figure out how to tune the ESC), and I’m making a v2.0 update with 180 21700 cells in a 20s9p configuration. This …