Features: 4 pin CDI for most of most 50cc 70cc 90cc 110cc Scooter ATV DY100. This DC fired CDI will eliminate rev-limit which keeps your bike restricted, and also reset your ignition advance curve for better acceleration. Made of high quality material, it is very durable and safe to use. This unit will give you 5-10 miles speed boost on your bike and all you need to do just plug it on. A good replacement for the old or broken one. Specifications: Condition: Brand new and high quality Material: Metal, plastic Connection Type: 4 pin Color: As picture shown Weight: Approx. 121g Package includes: 1 * CDI Box Note: Some models may use different parts. Please check the pictures and specifications for details before you buy. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and we'll make you feel satisfied.