... quality 5.CE &RoHS 2 year warranty 1.LED panel lamp2.LED:SMD35283.Voltage:AC85-265V,Power:9w4.Factory price ... red, green, blue, yellowExternal constant- current driver, stable performance.New inner high efficiency ( 95%) constant current driver, with heat protection ... problem of lighting output caused of influenced by single faulty LED;No electric wave ,conforming to CE;Green environmental protection ...