About this item This mount includes 5+ different joints, suitable for most popular dash cams. For compatibility with specific brands and models, please refer to the product images. The mount is made from POM and ABS plastics, with a tolerable temperature range of -40 to 120; the suction cup is made from PVC material, with a tolerable temperature range of -20 to 70 and can bear weight up to 5kgs (11 lb). Easy to install: simply remove the suction cup protective film and attach it to a clean, smooth surface for maximum holding strength on the windshield. This mount is easier to use than 3M double-sided adhesive mounts and does not harm car glass. The 270-degree rotation design allows for flexible positioning of your dash cam using the rotating ball adapter head. Dimensions: 2.17 x 2.17 x 2.56 inches.