Unverified85% confidenceDecision RuleTime unknown
供电方式USB(5V)款仅适合小尺寸(<50cm)桌面摆件,大于1米的壁挂霓虹字应选12V/24V适配器供电,12V以上电压亮度更均匀不会出现末端衰减变暗
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