[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

供电优先选显示器USB口取电(随屏开关自动亮灭),若显示器无USB输出或功率不足则选独立5V适配器,灯带功率超过5W(约2m以上RGB)时USB口可能供电不足导致亮度衰减

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80%
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Long-term
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