Oak Leaf via Amazon offers the Oak Leaf 16.4-Foot 300-LED SMD 2835 Flexible Light Strip in Warm White for $7.99. Coupon code "8V8G5RCB" drops it to $3.99. Plus, Prime members bag free shipping. That's a buck below our May mention and the lowest price we've seen. (It's the best deal now by a buck.) It features double sided adhesive and requires a DC power adapter (not included).