Technical Performance: 1. 45? inclined monocular head with locked-in eyepiece 2. Eyepiece WF10X 3. Objective 4X, 10X, 40X 4. Each set packed in Styrofoam and in an inner box, Six sets in one carton 5. SX-A, SX-B with flat-concave reflecting mirror and SX-AL, SX-BL with illumination. 6. Power supply SX-AL and SX-BL 110V/60Hz or 220V/50Hz Optional accessories: 1. Eyepiece WF5x, 10x, 15x 2. Biological Slides 3. Biological Dissection set 4. Zoom eyepiece 10x~14x 5. Attached lighting 6V 6W