YMDA2008 via Amazon offers the Kuizoou Outdoor Motion Sensor Solar Light for $29.99. Coupon code "2QOYE43I" cuts the price to $17.99. With free shipping, that's tied with our mention from July and the lowest price we could find now by $19. This waterproof light features 48 LEDs, an 800-lumen output, and 360° motion detection with up to a 32-foot range.