1. Two small plates 9cm * 6.6cm (. Length. Width), the width of the four screw positions is about 4.5CM, that is, the width is less than 4.5 cm, and the original car pedal with a length of less than 9CM can be installed; 2. The large plate is about 15.2cm long * 8.2cm wide, and the width of the four screw positions is about 4.5CM, that is, the original car pedal with a width of less than 4.5 cm and a length of less than 15CM can be installed; 3. There is an installation icon attached to the back of the package. The fixing method is that screws and 7-character clips are attached to the original car pedal for fixing, no drilling is required, and the installation is convenient. 4. Generally, manual transmission cars are suitable. Of course, there are also individual cars that are not applicable. Please measure the size of your car's pedal before purchasing.