... Colposcope, Surgical Microscope, Headlamp, Magnifier, Shadowless Lamp, Light Source, Examination Lamp, Microscope etc Xenon Cold Light SourceSwitch -on/off power supply, steady voltage output ... , low heatSmall and beautiful, light weightXD-300-250W/350W Single XenonLight Source Voltage: AC95V~240V 50HZ~60HZPower: 250/350WLife of Bulb: 500hIlluminance: 5800000lxSize ...