LightInTheBox offers the Boruit 1,800-Lumen Cree LED Head Lamp in several colors (Black pictured) for $7.99 plus $1.87 for shipping. Excluding the below mention, that's the lowest price we could find by a buck. It features a Cree XM-L T6 LED bulb, 1,800-lumen output, adjustable focus, 90° tilting lamp, and adjustable head straps. Three AA batteries are required, but not included.

Note: This item ships from China and may take two to three weeks to arrive. Uncheck "Add shipping insurance to your order" during checkout to remove the 49-cent fee. The countdown timer on the product page does not reflect an actual expiration time and resets daily.

A close price: Myvenusshop77 via eBay offers it in Black for $9.99 with free shipping. (This item also ships from China and requires two to five weeks for delivery.)