easyDecor via Amazon offers the easyDecor 33-Foot 100-LED Rope Light in Warm White for $7.99. Coupon code "9GECZ75K" drops it to $5.59. Plus, Prime members bag free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $6.65.) That's the lowest total price we could find by $5. It features an IP65 waterproof rating.