Home » 40X-2000X Biological Microscope Kit Slide Set Coarse and Fine Focus Dual LED Lights for Kids Students Adults 40X-2000X Biological Microscope Kit Slide Set Coarse and Fine Focus Dual LED Lights for Kids Students Adults 40X-2000X Biological Microscope Kit Slide Set Coarse and Fine Focus Dual LED Lights for Kids Students Adults. Sale price : $51.50 Category : Tools