Astronomical|Versatile Compatibility:Supports a wide phone size range (62-105 mm), ensuring compatibility with smartphones.<br> Precise Focusing:Spring-loaded base prevents buttons from stuck, offering precise focusing for optimal viewing.<br> Eco-Friendly Materials:Crafted from plastic, rubber, and metal, this adapter is built to last and eco-conscious.<br> Secure Locking Mechanism:Elastic base quickly and securely locks phones in place, preventing during use.<br> Easy to Use:Long handle design prevents buttons from stuck, simplifying operation for users.<br> Color: Black<br> Material: plastic<br> Package Contents:<br> 1 set Telescope Microscope<br> Only above package content, other products are not included.<br> Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.