[KongchangAI]
Unverified80% confidenceSolutionTime unknown

选购头灯的标准决策路径:先按用途定亮度和光型(夜跑重轻量+恒流200流明;越野下坡需聚光500+流明;营地泛光100流明+红光),再按线路长度定电源方案(短途内置USB-C,多日选可换电池),最后校验防水等级匹配环境

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Long-term
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