[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

摩托车电瓶为12V系统,取电器必须内置DC-DC降压模块将12V稳定转为5V/9V/12V输出,纯电阻分压式取电器在电瓶电压波动(10.5V-14.5V)时会烧毁USB设备,选购必须确认标注'DC-DC降压'或'智能稳压'

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