Features: 4 pin CDI for most 50cc, 70cc, 90cc, 110cc scooters, ATVs, and DY100 models. This DC fired CDI eliminates rev-limit restrictions and resets the ignition advance curve for improved acceleration. Made of high-quality materials, it is durable and safe to use. Provides a potential speed increase of 5-10 mph; installation is simple with plug-and-play design. A reliable replacement for old or damaged units.Specifications: Material: Metal, plastic Connection Type: 4 pin Color: As shown in picture Weight: Approx. 121g Package includes: 1 x CDI Box Note: Some models may have different part requirements. Please verify compatibility using the images and specifications provided before purchasing. Our products are made with high-quality materials and designed for optimal performance. We aim to ship all orders within three business days. Estimated delivery time is 815 days. Please review product dimensions carefully to ensure compatibility. Detailed information, including features and specifications, is provided in the title and description. We want you to be satisfied with your purchase. If you have any questions, feel free to we are here to help. Thank you for choosing our product.