Mulcolor via Amazon offers its Mulcolor 30-LED Solar Motion Sensor Light 2-Pack for $25.99. Coupon code "TIFGTMEK" cuts it to $17.15. With free shipping, that's the lowest price we could find for this quantity by $14. (For further comparison, we saw these lights sold individually for $10 in July.) Each weatherproof light features a 3.6" × 4.9" solar panel, 720-lumen output, 120° PIR motion sensor with a 10-foot range, and solar-charged 1,200mAh Li-ion battery. Deal ends September 16.