St60 modelis aVariable range microscope; The instrument shifting magnification is: 1) 10x, 30x, 20x, 40x;Two sets of magnifications are available for selection. The instrument is designed to be lightweight and easy to carry, with one standard configurationThe LED circular electric light source has excellent observation effect. Widely used in electronic chips, components PCB、 Observe and use in industries such as hardware.This model only supports binocular observation. Customers who require continuous zoom and video observation can choose our same seriesThe XK-45T1 model is sufficient.