Oak Leaf via Amazon offers its Oak Leaf Flexible 16.4-Foot LED Indoor Strip Lights for $7.99. Coupon code "8V8G5RCB" drops it to $3.99. Plus, Prime members bag free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $6.76.) That's the lowest total price we could find by $5. It includes double-sided adhesive tape and can be cut to length.