LED 125DB Air Horn 12/24V 15-tone 3-Tube Modification Truck Train Trailer Loud Electric Horn Solenoid Valve Loud Speaker Siren

High-concerned chemical：None Special Features：15-tone External Testing Certification：iso9001 Origin：Mainland China Material：A3 Electrophoresis Material Pure Copper Enameled Wire Item Type：Multi-tone & Claxon Horns OEM NO.：For Truck Train Trailer Horn tube：Thickened Aluminum Alloy Electric Wire：Wire -1.5 Pure Copper Base：Aluminum alloy material Applicable car models：Car with air source pump

High-concerned chemical: None Special Features: 15-tone External Testing Certification: iso9001 Origin: Mainland China Material: A3 Electrophoresis Material Pure Copper Enameled Wire Item Type: Multi-tone & Claxon Horns OEM NO.: For Truck Train Trailer Horn tube: Thickened Aluminum Alloy Electric Wire: Wire -1.5 Pure Copper Base: Aluminum alloy material Applicable car models: Car with air source pump