AmScope M150C-I 40X-1000X All-Metal Optical

HDZ 1535
 
This is an ideal microscope for students in elementary to high school to learn,  360 degree rotatable monocular head offers five magnification settings 40X, 100X, 250X, 400X & 1000X Widefield all optical glass elements include a single lens condenser with disc diaphragmSturdy all metal framework.
Power Supply - 110 VLED illumination system uses either an outlet (adapter included) or three AA batteries (or re-chargeable batteries)