Product Description:This Light Upgrade Kit only fit for Yamaha G29, G22, Club Car DS , EZGO TXT , RXV and so on. This Upgrade kit make your golf cart has turn signal, horn, hazard flashing, brake lights functions, fits golf cart light kit with 9-pin plug 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 must be used with a universal wiring harness (NOT the original harness) and a 9-pin plug. If you unsure if it is a universal harness, please compare the wiring harness and its definition with your harness on the left wiring diagram