Unverified85% confidenceCautionTime unknown
只有充电线供电、无内置电池的白噪音机不适合露营、飞机、户外等出行场景，务必确认标注了电池容量(mAh)而非仅USB供电
1
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85%
Confidence
Long-term
Relevance
-
First Seen
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Unverified出行用白噪音机应选内置电池且支持USB充电款，避免选仅插电(AC)机型，酒店插座位置不确定且飞机无插座88% similarUnverified无内置电池，必须持续USB或交流供电使用，不适合无电源的户外或旅途中脱离插座的场景85% similarUnverified无内置电池，需持续USB或交流电源供电，不适合露营等无电源场景使用85% similarUnverified机身体积较大、无内置电池，只能插电使用，不适合旅行或需要便携白噪音机的用户85% similarUnverified只靠USB供电、无内置电池的白噪音机不适合露营、户外或频繁移动场景，断电即停无法保证整夜运转85% similar
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