Re-engineered and is now capable of changeable lighting color with the use of color filters. The halogen illuminator is perfect for shadow-free cold illumination in medical applications, industrial assembly, electronics inspection, or microscopy. Features: Lighting color can be changed to white, yellow, blue, green or red. Adjustable brightness 150-watt halogen bulbs with dome and with different intensity fiber optic light source With top window design With Auto-Shut-Off mechanism Designed for evenly illuminating a specimen without heating High-Intensity 21V/150W Halogen Bulb Forced air cooling system is included 3200 Degrees Kelvin Lamp Color Temperature A 55cm long metal-enclosed light cable that can be flex for different light positioning With strong anti-interference ability Specifications: Power supply: AC110V or 220V (Universal Type) Color Filters: White (not very white), Blue, Red, Yellow, and Green Lamp Model: 24V150W Color Temperature: 3400K One Light Output Weight: 11 lbs (Around 5 Kgs) Set Includes: 1 x Fiber Optic Illuminator 2 x Extra Fuse 5 x Color Filter (White, Yellow, Green, Red, and Blue) 1 x English User's Manual 1 x Detachable Power Cable