The product code is LPMNC10. I ordered it in the spring of 2010. I never used it because it does not work in a Lowrance X-27. Lakemaster told me it will work in any Lowrance, but the X-27, 520 or 522. I put it in an HDS 10, 37c, and 111 and it worked.
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Humana Insurance Representative-Brainerd and Mille Lacs Area
