[KongchangAI]
Unverified80% confidenceTradeoffTime unknown

纽扣电池(CR2032)供电型体积小、可整体埋土,但户外低温续航衰减明显且需定期更换;充电型(USB/太阳能)适合户外长期部署,但机身通常更大且充电口是进水薄弱点

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80%
Confidence
Long-term
Relevance
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