Electronic Car Horn HM-1202E Specification: Voltage(V): 12/24 Current(A): 4.5 Freauency(Hz): H=51020 L=41020 Sound level(A): 105-118dB Diameter(mm): 90 Application: 12V/24V Universal Manner of packing: Transparent box Suction plastic box Features: 1.Full&wide-spreading sound,harmonious bitone sonority 2. Safe from water&shock,low electricity consuming. 3. Made with high quality material&exclusive technology, durable&reliabl