Built around the listed product details, 12V 3 Way Ignition Starter Switch With 2Keys For Mariner & Mercury outboards wit is categorized under portable car jump starters for portable battery starting and roadside support. Notable details stated in the listing are 12V. The listed application refers to Mariner & Mercury outboards wit; confirm the matching model, production year and mounting area where applicable. The product title centers on 12v way ignition starter switch, giving shoppers a clearer way to compare this item with related portable car jump starters. Confirm dimensions, installation position, compatibility and variant selection using the information on the product page.