Upgrade kit make your golf cart has turn signal, horn, hazard flashing, brake lights functions, fits all golf carts with 9-pin plug light wiring harness Kit includes: turn signal lever with headlight/horn switch 9-Pin wiring harness, hazard flashing switch, controller box, steering column cover, brake pad, horn, clamps and screw set, wiring diagram instruction 12 Volt operation(voltage reducer is required on 36v/48v), the black button on horns backside is for volume control could adjust it when power connected The kit is connected to the light unit via a 9-pin plugIf your original or OEM light wiring harneis not a 9-pin plug, refer to the wiring diagram on the leftIt is not recommended to purchase this lamp kit if you confirm that you are not able to modify the line yourself 100% Satisfaction guarantee, 1 year refund or replacement Universal Golf Cart Turn Signal Kit with Horn Brake Light Switch, 9-Pin Plug Upgrade Wiring Harne- 12V Make your cart street legal, and will have turn