Multisurface Car Dashboard/Desk Suction Mount for Samsung Galaxy Tab S 8.4 (sku 20639) Dedicated suction mount for the Samasung Galaxy Tab S 8.4 smartphone. Not suitable for use with a case. Mount consists of a multi-surface dashboard / window / desk suction mount with a bespoke Galaxy Tab S 8.4 holder. In your vehicle - apply this mount directly to your dashboard or console area or use on the glass of your windscreen. At home / office - apply directly to a flat surface. Works on most desks, tables and kitchen worktop The low profile multi-surface mount features a 70mm suction cup base which uses a PU coating designed to hold to most flat surfaces. Requires a flat area with a minimum diameter of 75mm to hold.