Charger twin lit 12 or 24 volt rocker switch
These are very neat 15amp rocker switches.
You can chose to have them single lit when on in blue. You can chose to have the back light in red on all the time or add it to your instrument backlight circuit so they are on when your gauges are lit.
pins 7&8 are both negative.
Pins 2&6 are both positive
Pin 3 is for load