Warm Reminder Please clean the dashboard surface out of dust before attaching this magnetic phone holder. Please leave the 3M adhesive to harden for 24 hours. Not suggest using this adhesive phone holder on a textured or uneven surface. The metal plates will affect wireless charging. Please don't stick them to the center of your phone, if you need to use wireless charging. Package Contents UGREEN Magnetic Sticky Dashboard Phone Holder *1 Retangular Metal Plate *1 Round Metal Plate *1