1.High quality led power supply 2.CE ROHS approved 3.Provide customized specification 4low loss 5.High efficiency 100W Single Output Switching ... 115VAC at full loadINPUTVoltage Range85 ~ 132VAC / 176 ~ 264VAC selected by switch 248 ~ 373VDCFrequency Range47 ~ 63HzEfficiency80%81%81%83%84%86%86 ... Class B, EN61000-3-2,-3EMC ImmunityCompliance to EN61000-4-2,3,4,5,6,8,11, EN55024, EN61000-6-1, light ...