The iPhone XS Max is not only a powerful phone but also a pretty awesome camera. With the SANDMARC Telephoto Lens for iPhone XS Max, you can do more with it. It gives you 2x optical magnification for close-up photography.
The lens is made with multi-coated glass and has an aluminum finish. With its clip-on design, you can use the telephoto lens with your own case. Costs under $100 at this time.