... : 480 to 550lm Color temperature: 2,700 - 7,000K Frequency:50/60Hz Colo rendering index: 75 Key Specifications ... : 480 to 550lm Color temperature: 2,700 to 7,000K Voltage: 100 to 240V AC Frequency: 50/60Hz ... By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:panel light (DT-PN-005,DT-PN-011,DT ... 2011Issued By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:Panel light : DT-PN-005,DT-PN-014,DT ...