20w led downlight smd led chip, low cost 2011 hot led ceiling light CE, RoHS, FCC, PSE 50,000H long life span SpecificationsMaterial: Aluminum+PCAmbient Temp: -20-50°CLED Qty: 288 PCSAmbient Humidity: more than95%Light Efficience: 70LM/WIR: 84RaInput Voltage: AC/DC 220VPF: more than 0.92Output Voltage: DC9.8V-36VIF: 700MA Luminous Flux: 1450LMEqual to traditional: 45WFrequency: 50-60HZDimension: ...