... -301-2-250W Double Halogen Light Source Switch -on/off power supply, steady voltage output, the lower failure ... rate. It is the double light source, can be fast switched by the switch over button. It is equipped with ... requirement, this style is more economic one. FeatureTwo bulbs switch over freelyWork steadilyfe and reliableHigh brightness,good luminous efficiencySpecificationVoltage: AC95 ...