How to the focus/magnification dial to focus: When you place the scope very to the object, then as you rotate the , you will adjust the focus and . First, a lower will come into focus. Then, if you keep turning the , it will eventually come back into focus at high . When using the phone app(only for phone ), you can then the zoom feature to increase the up to an additional 2x. Keeping the scope steady when focusing or taking a .Wifi microscope for mobile : There is an app (MAX-VIEW) you can download and install on your mobile device (Andriod phone or ) to receive images from the microscope, and it's very easy to . You will need to set your Wi-Fi on your device to to the scope, and once connected, you could snap pictures through it, and even record videos.USB connection for computer: 1. For win 10, 11, you can directly plug into the USB port and search CAMERA in WINDOWS to find it and click on. 2. WIN 7/8, please see the user manual.3. For MacBooks, please Macbooks' bundled software Photo Booth or Quick Time Player directly.4. Note: Please disable the default laptop camera in Windows And you have to change your privacy settings for the camera, which needed to be changed to permit access.Applicable system version: Optional software for IOS, Android, Windows, macOS X. This microscope can support Android 6.0+, iOS 9.0 or later, Windows vista/7/8/10/11 or later, and macOS X 11.0 or later.It is rechargeable: it takes 1.5 hours to fully charge, and you can it for 1.5 hours. You can enjoy the portable mini pocket microscope on your nature hikes or at home.A funny tool: This scope is a very useful instrument but not suitable for professional serious biologists This is definitely a very interesting thing for parents, adults, teachers, students, k, children, collectors, testers, electronics repair folks, and inquisitive folks who are interested in exploring plant skin hair scalp trichomes, and the microscopic world. It is also good for SMD soldering and viewing sessions, such as inspecting electronic circuit boards, coins, , etc.1080P + 720P video: 2 million pixels, High-definition video quality, 1920x1080 resolution, and 1280x720 video resolution. 50x+ Zoom, The optics are of very high quality, and the edge-to-edge sharpness is very . The -in 8 Dimmable LEDs the color is clear, , and true.color: Blackmaterial: plasticPackage Contents:1 x microscope1 x USB data cable1 x English manualOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.