40X-1000X Cordless LED Metal Frame Compound Microscope w Top & Bottom Lights Optical glass high power microscope w top & bottom lights Five magnification settings, 40X, 100X, 250X, 400X & 1000X 45 degree inclined 360 degree rotatable monocular head Sturdy metal frame with coarse focusing Single lens condenser with 6-hole disc diaphragm