1This stereo microscope has sharp stereo erect over a side field viewWidely used in electric factories,laboratories,schools,PCB solder and mobile repair etc. 2Upright binocular view head,the interpupillary distance is between 55-75mm. 3Long working distance is about 7-115cm 4Built-in top light illumination 5Full environmental protection plastic body and easy to carry Brand Name: :Stereo Microscope Drawtube:Binocular Eyepieces:WF10X Objective lens:2X Magnification:20X magnification 20X= (Eyepieces 10X) x(Objective lens 2X) Top Light:LED Illumination Working distance: about 40mm Batteries:2 AA Batteries (Not Included) colour: white + black Material: plastic + metal Package Contents: 1 set x Stereo microscope with accessories Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.