# Donut Lab’s ‘solid-state’ battery exposed as regular li-ion in damning investigation

> A comprehensive investigation by battery researcher Ziroth, involving over 20 independent battery experts, has produced what amounts to definitive proof that Donut Lab’s “miracle” solid-state battery is actually a…

- **Source:** [Electrek](https://electrek.co/2026/06/08/donut-lab-solid-state-battery-exposed-lithium-ion-fraud/?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a32af98de814794a0d7085b)
- **Published:** 2026-06-17
- **Category:** Cars
- **Tags:** #battery #donut #investigation #solid #state #cell #company #damning
- **Canonical:** http://localhost:4321/a/6a32af98de814794a0d7085b

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_GearOpen's distilled summary. The full original article is published at Electrek (source link above); GearOpen does not republish the source's full text._