Neon Mart via Amazon offers the Lighting Ever Under-Cabinet LED Lighting 3-Panel Kit in Warm White, model no. 1800013-WW-US, for $28.99. Coupon code "4lelight" cuts that to $18.99. Plus, Prime members bag free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.94.) That's the lowest total price we could find for any color by $14. It features three 11.8" LED panels, power adapter body, and mounting hardware.