This is a fiber optic dual light microscope illuminator in mint condition. Its top window design is convenient for changing bulbs. Its auto-shut-off mechanism will cut off electricity automatically when the window is open. Each metal-sheathed light cable is 22-inch long and can be bent into various positions. Light source is a 110V unit with solid-state controls. The lamp is 150Watt with fully adjustable intensity. This cool high intensity lighting system is excellent for biological and electronic applications. Features & Specifications : 150 Watt Halogen Variable Intensity Fiber Optic Light Source. Convenient Top Window Design for Changing Bulbs. Auto-Shut-Off Mechanism for Electrical Safety. Great for Discriminating Lighting. Perfect for Evenly Illuminating a Specimen without Heating. High Intensity 24V/150W Quartz Halogen Bulb. Forced Air Cooling System. 3200 Degrees Kelvin Lamp Color Temperature. Durable Metal Construction. Manufactured under ISO 9001 Standards.  Packing List : One 150W Halogen Light Source One Y-Shape Fiber Optic Lamp One Power Cord Two Spare Fuses Shipping Weight: 16 Lbs Â