... of 100~240V is widely suitable for the application in most counties. Model No.LY-test bulbInput VoltageAC86-265V,50-60HzPower3WDimension ... should pass all these QC procedures before shipping to customer. Application: Residential Buildings, Home,Office, Meeting Room ,School, Library,Factory ... . 3. Sample policy : Samples are always availble for each model . Samples can be ready in 3~7 days once payment ...