Here are my first two attempts: http://goneferalinid.blogspot.com/2010/09/led-flicker-lantern-take-one_09.html and the newer one: http://goneferalinid.blogspot.com/2010/09/led-flicker-lantern-part-2_10.html There is info on how-to in the links. I will do a full tutorial once I'm truly happy...