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