Product name:Waterproof Momentary Polarity Reverse Switch.This switch
is momentary meaning it springs back to the center off position when the
toggle is released. The switch will reset automatic back to off if
released.
The DC motor will reverse the motor direction with switch when hooked
red to + V DC and Black to - V DC Blue to Motor.It is configured for
polarity reversing. Simply connect power and ground and two DC motor
leads and the switch will reverse the motor direction.