Cateye Ampp 800 USB Front Light Black
http://www.everndencycles.co.uk//images/zyro/ca460a800_39762.jpg
A true performer, in every sense of the word, the new Ampp 800 is compact, good side visibilty and excellent 800 lumens.
http://www.everndencycles.co.uk/120813/products/cateye-ampp-800-usb-front-light-black.aspx