Amazon offers the Sengled 90-watt Equivalent LED Security Floodlight with Motion Detector for $15.99. Coupon code "25SENGLED" cuts that to $11.99. Plus, Prime members bag free shipping. That's the lowest price we could find by $4. It features a 100° detection angle, 1,050-lumen output, and 90 seconds of illumination upon triggering. Deal ends December 13.