With 3 pins base,single pole,1 light,terminal number is 3,this constant rocker switch is perfect for your boat.There are three terminals on the back of the switch. One of them is connected to the +12V input from the battery. One of them is connected to the device that you wish to power (a light, pump, etc.). The third must be connected to ground (negative side of the battery) for the LED to work.

Application the switch fits into common square holder panel housing for most car Jeep 4X4 SUV ATV UTV motorcycle boat Wrangler and other off-road vehicles Rated at 20A 12V DC and 10A 24V DC.

This 3 pin rocker switch is a SPST designed (single pole single throw) on-off switch with illuminated LEDs you can easily turn on or off the lights as you like. Built-in LED light emits soft light to light up the pattern when the switch is powered on You can easily find the illuminated sign in a dark environment no need to fumble for the switch in the dark anymore.

Ultra-high-end luxury switch with LED indicator light

CE certified quality, made of anti-retardant materials

12-24v car universal voltage; suitable for conversion control car people all equipment

Output circuit protection, overload protection, reverse polarity protection, multiple protection, safety to use.