1，Material:Aluminum alloy+plastic2，Size:12.5x6.5x7.3cm/5.9x2.5x2.8inch3，Current/voltage:30A/12V4，Universal for 12V power speediness and racing cars5，Red LED toggle switch with Black aircraft style coverFeatures:(1)Multifunction auto ignition switch for racing cars/RV， can work as starting switch; storage battery switch; explosion-flashing; Chassis lamp; fog lamp; dome light; immediate electrical outage.(2)Pre-drilled mounting holes design is convenient for installing.(3)It can control the cars ignition， reduce the impedance of the power supply， improve ignition efficiency， started to accelerate more agile.(4)Ideal for any speeding and racing vehicles:car or boat etc.Package include:1 x start switch1 x relay4 x screws