Sunvalley Brands via eBay offers the Vava Cell Phone Wide-Angle and Macro Lens Kit for $14.99. Coupon code "LLTV88EG" drops it to $9.99. Plus, Prime members receive free shipping. That's $5 off list and the lowest price we could find. It features a 0.45x/100° wide-angle lens, 12.5x macro lens, protective petal-edge lens hood, and elongated clip that stretches up to 3cm to reach your phone's camera.