Enhanced Performance:Designed to regulate voltage efficiently, preventing overheating and ensuring optimal performance. Compatibility Verification:Includes a compatibility chart to confirm the regulator's compatibility with your specific Stels model. Easy Installation:Comes with all necessary parts for a quick and straightforward installation process. The rectifier is made of high-quality materials, which are strong, anti-aging and wear-resistant, ensuring long-term use Easy installation, can be replaced directly without adjustment, great compatibility and high reliability.