LED吊扇灯选购指南：尺寸、风格与智能功能全覆盖
定义: UL 和 ETL 都是 OSHA 认可的国家认可测试实验室（NRTL），认证电气产品安全。两者测试同一 UL 1598 标准——功能等同。
适用标准: IES RP-29-22, UL 1598, UL 8750, ANSI C137.4-2019. LED吊扇灯选购指南：房间尺寸匹配(8x10至20x20)、扇叶跨度40-60英寸、直流vs交流电机、智能家居集成、防潮型号、ETL认证及酒店批量采购MOQ 15-50台。基于KS Import & Export 12款验证产品。
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