Motorcycle Car Loud Brake Siren Horn 12V with 6 Tones LED Flash Vehicle Emergency Alarm Loudspeaker for E-bike Truck Moped

Features: 100% DIY brake siren horn. Just + - two connect wires, easy to install. Small size can be easily installed to any motorcycle. 6 kinds of sound for emergency with LED flash, loud volume. The sound is continuous until vehicle is shifted out of reverse. Discounted at only: US$ 3.39