Light Source: White LED, rated for 100,000 hours. Weight: 0. 5 Kg. Size: 225mm (8. 76") L x 32mm (1. 25") Diameter. Power source: 3 x AAA batteries (not included). Safety Fil. Размер модели: CL-200. Type: Fiber Optical Microscope. Optical Magnification: 200x