12v Universal USB Plug Power a USB Device w/ a 12v Battery

MarCum knows that long days on the ice sometimes require extra power to recharge a Bluetooth speaker, smartphone, or fishing electronics. The MarCum 12V USB Adapter is the solution to a host of power issues you might face while on the ice. As a simple dongle that connects to any existing 12V battery with spade terminals, anglers can now harness additional lithium power to charge any USB-compatible device.

Marcum 12V Universal USB Plug

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