New Upgraded Version: - Fourth generation rhombic design with a spin feature. The rotary opening adds a premium feel to every start. The structure has been improved so gears rotate more smoothly, the rhombic design resists jamming, remains compact, and avoids wobble. Upgraded lifespan is claimed to be increased by 10x. High Quality: - Constructed from premium zinc alloy with a delicate metallic luster. - CNC machined using German high-precision tools for accurate, smooth operation when opening or closing. - Hard, scratch-resistant, rust-resistant, water-resistant, non-fading, and non-deforming, designed for long-lasting use. Suitable For Most Vehicles: - Outer diameter: 1.96 in; inner diameter: 1.18 in. Compatible with about 90% of car models (cars, SUVs, trucks, etc.). - Also suitable for door keyholes, door viewers, computer power buttons, socket holes, USB ports, and various DIY decorations. - A versatile gift option due to its universal size and decorative appeal. Safety and Accident Prevention: - More than a decorative interior feature, it protects the Car Push Start Button from scratches and abrasions and helps safeguard the car’s paint. - Helps prevent children from accidentally touching the start-stop engine button, contributing to safer driving. Easy Installation: - Step 1: Clean the car button surface before installation. - Step 2: Stick the red circle sticker to the surface of the cover. - Step 3: Remove the backing from the double-sided adhesive tape and attach the starting cover to the ignition button. - No modifications, no drilling, non-destructive installation, and it does not affect the original car button start. - The second-generation non-marking tape leaves no residue when removed. Note: - Heating the tape for a short time can improve adhesion and does not damage the car.