Product Name: Student Microscope Xsp-60 for School Model NO.: XSP-60 Principle of Optics: Differential Interference Contrast Microscope Principle: Optics Usage: Teaching, Research Shape: Single-lens Kind of Light Source: LED Stereoscopic Effect: Stereoscopic Effect Mobility: Desktop Number of Cylinder: Monocular Type: Biological Magnification: 640X Trademark: shinea Transport Package: Foam+Carton Box Specification: 6pc/ctn Origin: China HS Code: 9011800090 Product Description Microscope XSP-6010X Eyepiece 4X, 10X, 40X Objectives40X, 100X & 400X MagnificationReal optical glass lensesDual focusing knobs2 LED lights, above and belowUses 3AA Batteries (not included)