... 2.CV,CC models 3.Low working temperature led driver module Specification: ElectronicparameterConditionsMINNOMMAXUNITI/P Voltage Range100230240VacInput Frequency4750-6063HzInput power ... technology,no glare ,no flicker,uniform illumination ,will not cause eyestrain.3.Low EMF,no UV.no harm ... OPTO CO., LTD.is a professional LED light&LED driver design &manufacture company.we have 8 years of experience ...