![](data:image/png;base64,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)
68 │ 附录
中国能源效率标识
根据中国大陆 << 能源效率标识管理办法 >> 本显示器符合以下要求 :
生产者名称 戴尔(中国)有限公司
规格型号 P2720DC
能效等级 1级
能源效率(cd/W) ≥1.5
关闭状态功率 (W) ≤1.2
睡眠状态功率 (W) ≤0.50
产品类型 高性能显示器
依据国家标准 GB 21520-2015
电器电子产品有害物质限制使用要求
SDoC
在中国大陆销售的显示器产品的有害物质符合《电器电子产品有害物质限制使
用管理办法》和《电器电子产品有害物质限制使用达标管理目录》关于限量要
求的规定,按照《电器电子产品有害物质限制使用合格评定制度实施安排》使
用此绿色产品标识。