Features: 1.4 pin CDI for most of most 50cc 70cc 90cc 110cc Scooter ATV DY100 2.This DC fired CDI will eliminate rev?limit which keeps your bike restricted, and also reset your ignition advance curve for better acceleration 3.Made of high quality material, it is very durable and safe to use 4.This unit will give you 5-10 miles speed boost on your bike and all you need to do just plug it on 5.A good replacement for the old or broken one Specification: Features:_x000D_ _x000D_ 4 pin CDI for most of most 50cc 70cc 90cc 110cc Scooter ATV DY100. _x000D_ This DC fired CDI will eliminate rev-limit which keeps your bike restricted, and also reset your ignition advance curve for better acceleration. _x000D_ Made of high quality material, it is very durable and safe to use. _x000D_ This unit will give you 5-10 miles speed boost on your bike and all you need to do just plug it on. _x000D_ A good replacement for the old or broken one. _x000D_ _x000D_ Specifications:_x000D_ Condition: Brand new and high quality_x000D_ Material: Metal, plastic_x000D_ Connection Type: 4 pin_x000D_ Color: As picture shown_x000D_ Weight: Approx. 121g_x000D_ _x000D_ Package includes:_x000D_ 1 * CDI Box_x000D_ _x000D_ Note:_x000D_ Some models may use different parts. Please check the pictures and specifications for details before you buy._x000D_ _x000D_ Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. PackageList: