Check the listing for details. Universal Car Alarm Security 6-Multi Tone Loud Siren Horn Compact Design 12V 15W. Condition: New. Listed at 11.99 USD. Super load six tone electronic car alarm security. Ideal for any 12 volts system such as cars, trucks, go cart, golf cart, RV and boat. Designed for vehicles with a little space in the engine compartment. It delivers very loud sound. The loudness is 120db/15 watts and the power is DC6V – DC12V. The dimension are 2.5” in length, 2.25” in width, and 3” in height. Super load six tone electronic car alarm securityIdeal for any 12 volts system such as cars, trucks, go cart, golf cart, RV and boatDesigned for vehicles with a little space in the engine compartmentIt delivers very loud sound. The loudness is 120db/15 watts and the power is DC6V – DC12VThe dimension are 2.5” in length, 2.25” in width, and 3” in height