商品描述：
商品属性
Design Features [Range of product ] 63LT [Function] Power AC [Installation] Flush/Build-in [IP Degree] IP20 [Power Supply] N [] 81mm*81mm [Size] 82mm
Design Features [Range of product ] 63LT [Function] Power AC [Installation] Flush/Build-in [IP Degree] IP20 [Power Supply] N [] 81mm*81mm [Size] 82mm