Vacuum Suction Technology: Creates a strong, stable seal on smooth, flat surfaces (like glass, tiles, dashboards or polished metal) — simply press and lock the cup to attach.Magnetic Attachment: Built-in strong neodymium magnets securely hold phones, accessories, keys, tools, and more. Some models include magnetic rings/plates to fit devices without built-in magnets.360° Adjustability: Many brackets offer tilt and swivel rotation so you can position your device at the perfect angle for viewing or use.No Drilling or Adhesives: Installs instantly — press to attach the suction cup, create the vacuum lock, and it stays firmly in place until you twist/release it.