Steps for usage 1. Unscrew the nut counterclockwise and hook it into the air outlet 2. Tighten the fan blade and tighten the nut clockwise Product name: Suitable for Tesla model3/Y special air outlet magnetic mobile phone holder Product packaging size: 142*100*43mm/5.59*3.94*1.69in Material: PC+Silicone+Magnet Note: For iphone12 and above models can be used directly, For Android and other models need to be used with a magnet ring (the product includes a magnet ring) include: 1pc For Tesla model3/Y special air outlet magnetic mobile phone holder 1pc magnet ring 1pc color box Note: Due to light and monitors effect, color difference may exist slightly. Please allow us 1-3mm differences due to manual measurement.