plugs to battery terminals to give you two USB outlets

The MarCum 12V USB Adaptor offers a solution to a host of power issues on the open ice. As a simple dongle that connects to any existing 12V battery with spade terminals[44 anglers can now harness additional Lithium power in their fishing electronics to charge any USB-compatible device. MarCum knows that long days on the ice sometimes require extra power to recharge a Bluetooth speaker or phone[44 allowing anglers to extend their day with a simple[44 single accessory purchase. Now you can plug your MarCum Pursuit HD L and phone into the same battery[44 allowing you to watch both screens on gameday. No matter the application[44 never be without power to the devices that matter most[44 no matter where you are.