With 40x magnification at the palm of your hands, the SANDMARC Microscope Lens enables you to capture details never before possible with an iPhone. At such an extreme magnification, enough light needs to hit the object to generate any worthy image. The SANDMARC microscope comes with a built-in lighting that is USB-C chargeable on-the-go.* *On camera app, Macro Control must be adjusted. Step by step guide here. Third-party app required to use on 5x mode. Our suggested app: ProCamera.