Unverified85% confidenceTradeoffTime unknown
内置锂电USB-C充电轻便但无法野外快速续航；可换18650/AA电池的头灯重且贵，但适合无电源的多日线路——短途选内置，多日无补给选可换电池
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85%
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Long-term
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Unverified内置锂电USB-C充电轻便但低温下续航骤降且无法现场更换，可换18650/AAA电池的头灯重但适合长线徒步/极寒场景可携带备用电池，两者需按行程时长权衡94% similarUnverified内置锂电（USB-C充电）轻便但寒冷环境掉电快且无法现场更换；可换18650电池款重但适合多日无电源穿越，能带备用电池续命。选择取决于是否长期脱离电源92% similarUnverified多日无电源补给的长线徒步不建议只买内置锂电USB-C充电头灯，低温下锂电续航大幅衰减且无法更换，应选可换电池型号或额外带充电宝91% similarUnverified多日无补给徒步/探险不建议选内置不可换锂电的USB-C充电头灯，应选支持18650可换电池的型号，可携带备用电池而不依赖充电90% similarUnverifiedUSB-C内置锂电池款轻便可充电但严寒下容量衰减快且不可现场更换；AAA/18650可换电池款重但极寒或长线路可靠性更高90% similar
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