?Features:<br> 100% DIY brake siren horn.<br> Just "+" "-" two connect wires£¬ easy to install.<br> Small size can be easily installed to any motorcycle.<br> 6 kinds of sound for emergency with LED flash£¬ loud volume.<br> The sound is continuous until vehicle is shifted out of reverse.<br> <br> Specifications:<br> Color: Black<br> Material: ABS<br> DB: 105dB<br> Power: about 15W<br> Current: about 0.5A<br> Voltage: 12V<br> Item diameter: 50mm<br> Package Size: 7 * 6 * 5cm / 2.8 * 2.4 * 2in<br> Package Weight: 33g / 1.2oz<br> <br> Package List:<br> 1 * Siren Horn<br>  <br>  <br>  <br>  <br>  <br>  <br>  <br>