Overview: Product usage:1. Cleaning the surface of dust installation location 2. The large size of organic silicon rubber top, soft reduction fixation 3. The metal stent placed in large-sized silicone rubber top, soft reduction fixation;4. The metal stent to the appropriate point of regulation 5. The small size of the silicone rubber placed on a metal stent surface, soft reduction fixation 6.the electronic equipment (such as navigation, mobile phones, etc) placed in the small size of the silicone rubber Above the fixed soft reduction. Specification: Dimensions: 125 X 110 X 20 mm Weight: