The top of the lens of the microscope is equipped with a lens protective cover.Be sure to remove the protective cover before use, otherwise it may affect the observation.It is widely used in computer parts inspection, electronic components welding inspection, scientific teaching tools, concrete, scalp inspection, textile inspection, jewelry identification, collection/coin inspection, antique identification, automotive mIn addition, it is also widely used in industrial inspection, experiment laboratory research, school research tools, insect anatomy/plant anatomy, skin testing, forensic identification, printing, jewelry inspections and observation of various internal usesBuilt-in 8-LED fill light for adjustable brightness, which is evenly bright, soft and anti-glare.For the focusing wheel with 50X-1000X focus, it can be operated with one hand, and the hand feels smooth and comfortable.Each curved hose bracket can be bent to any angle.A USB data cable can be connected to a computer via the USB interface to display a larger image.