Unverified80% confidenceDecision RuleTime unknown
USB供电(5V)款霓虹灯亮度和尺寸受限,尺寸超过40cm或需要较高亮度时应选12V适配器供电款
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UnverifiedUSB供电(5V)灯牌亮度和尺寸受限,一般适合<30cm小灯牌;大尺寸或高亮度需12V适配器供电,购买前确认供电方式与安装位置是否有插座96% similarUnverified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92% similarUnverifiedUSB供电(5V)灯牌不建议做大尺寸复杂造型,超过40cm或多笔画时USB电流不足会导致远端亮度衰减,应选DC12V适配器供电款90% similarUnverifiedUSB供电(5V)的小型灯牌便携但线条亮度和长度受限(通常<1米),大尺寸定制灯牌需专用电源适配器,购买前确认供电方式与安装点位电源匹配90% similarUnverifiedUSB供电款(5V)比插墙适配器款(110-220V转低压)更安全且便于移动,但亮度和长度受限,超过1米的字母灯建议选带认证适配器的低压驱动款89% similar
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