# Amazfit T-Rex Dual Solar: 51-Day Battery & Dual-Sided Solar

> Amazfit has launched the T-Rex Dual Solar in China, introducing an unusual approach to smartwatch battery life: solar charging from both the front and rear of the watch.

- **Source:** [Igeekphone](https://www.igeekphone.com/amazfit-t-rex-dual-solar-how-dual-sided-solar-charging-extends-battery-life/?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6ac85bcd0535d1ccdbe8cfdd)
- **Published:** 2026-10-09
- **Category:** Wearables
- **Tags:** #surface #smartwatch
- **Canonical:** http://localhost:4321/a/6ac85bcd0535d1ccdbe8cfdd

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