our fly catcher have CE,GS,ROHS,certificate Detailed Product Description:how does fly trap work?The Biological Fly Trap is ... usable,portable,effective,and environmental friendly.The Biloogical Fly Trap work with a suitable bait.Flies are ... cycle is broken.This drastically reduces the future fly population in the area where the trap is ... electrictyLow runningVery quiet operationEasy to clean fly catcher