Auto grip vent mount. Basic. Works best on horizontal and vertical vents. Universal expansion . Drive hands-free. Breckton's simplest. Try me! Features low-profile, sleek automatic design. Fits phones up top 3.75 inches wide. Easy one-handed operation no buttons to push or clamps to open. Works best on horizontal and vertical vents. Works on some circular vents. www.bracketron.com. Made in China.