Multifunctional Phone Stand

This is a foldable phone stand. It has functions more than a phone stand on desk. Functions: 1. Normal foldable phone stand. 2. Phone stand on laptop. 3. Phone Scanner holder. See below video, it show you how assemble them together. additional materail: 1. Two pieces of 1.75mm*20mm PLA filament. The filament shown in video as gray color. 2. Rubber belt. Diameter is about φ20mm. The belt shown in video as brown color. https://www.bilibili.com/video/BV1hc411Y7ra?t=0.0