Product information:

Adapted models: GM
Material: ABS
Installation method: The positive and negative poles are connected to the frequency power supply, the red wire is the positive pole to the battery positive pole, and the black wire is the negative pole to the battery negative pole.
Note: When installing the small switch, please use electrical tape to insulate it. Do not directly control the metal body of the switch with your hands. Because your hands are conductive, it is easy to short-circuit and burn out. Because it is low voltage, it is difficult to feel electricity, so please pay attention to the method when using it. . Install the switch to the foot pedal underground

Packing list: 

1*Turbo sounder