Wireless Electronic Siren 12V Sounds Speaker Car Warning Alarm Police Fire Siren Horn Loudspeake Car Ccessories ,Long Working Hours

Wireless Remote Control: Comes with wireless a 4 button remote control to control the horn from inside or outside of your vehicle Power siren with 12V DC or car battery Easy to use: connect the horn and the 12V DC battery or switch with 2 wires Remote control is powered by button battery (Battery is built in) Universal application: fits for non-professional trucks and boats