Advanced AC CDI 6 PIN BRAND NEW 6 PIN AC CDI IGNITION BOX MADE TO FIT ON: HONDA CG 125 150 250 SCOOTER MOPED 110CC 125CC 150CC Feature: This is a brand new GY6 AC CDI Box 6-pin [4 prong + 2 prong] Square dual plug [as pictured] CDI Box Unit GY6 Fits Chinese 50cc, 150cc, 200cc, 250cc, 300cc ATV, Go-Karts, Mopeds Chinese brand, like Tao Tao, Buyhang, SUNL, Roketa, Lifan, JCL, KAzuma, Coolsports, Honda, Redcat, Eagle AC or D C? Most machines (especially the newer they are) are AC. D C CDI boxes are larger than AC CDI boxes. The easiest way to tell if your machine is AC or D C is to turn on the headlights with the machine turned off and the ignition in the ''ON'' position. If the headlight comes on, it is a D C machine; if it does not, it is an AC machine. Package Includes: 1 piece CDI BOX (As shown in option picture)