The Sigma Sport Blade front LED headlight is very good as it offers side visibility. My wife uses one.
http://aebike.com/site/page.cfm?Affi...=30&SKU=LT7216
For a tail light I think most people would recomend the Cateye TD-1000. It's damn bright.
http://aebike.com/site/page.cfm?PageID=30&SKU=LT4111