Tendak via Amazon offers its Tendak Lightning to HDMI Cable for $25.99. Coupon code "AYPRNRWS" drops it to $16.99. With free shipping, that's a buck under the lowest price we could find for a similar item purchased elsewhere that ships from the U.S. This device mirrors your iOS device to your television.
Note: 3c_topstore via eBay has it for $12.06 with free shipping from Hong Kong. It may take two to six weeks to arrive.