Autofocus mode: Fixed macro, Max Fixed magnification up to 500x, 4x zoom adjustment knob. Simply place the microscope flat the surface of the object to directly view the magnified object. When using, make sure the item is flat and do not touch the lens with your hands, otherwise it may cause blurry images Microscope screen observation mode: 2.0 inch IPS color screen, you could take photos, can be viewed in real-time, and comes with storage space, which can store about 100 photos for viewing (built-in photos cannot be downloaded, but can be deleted) Rechargeable: Equipped with a built-in 400mAh lithium battery and a Typc-c charging interface and cable. Full charge time: 1.5 hours. Continuous working time after full charge: 1.5 hours. Requires 5V/1A charging adapter for charging (not included in the product) 200W high definition pixels: 1980x1080P, with 2.0 inch IPS color high definition screen, realistic colors, 178 ° visual angle. Compared to traditional magnifying glasses, this microscope does not shake the eyes and reduces eye fatigue. 8 LED light sources: No additional lighting required, comes with bright natural light, adjustable brightness, and can be used even in dark conditions This magnifying glass provide Optical high magnification, allowing users with low vision to read text, no matter the size.