It is a Whelen Slim Miser Amber/Amber, has 16 flash patterns. It is legal if I am not in motion, I have it, and am adding more because I am going to become a Operating Engineer & currently am setting up for recovery work this winter, to make some extra cash, cops here won't ticket you if your helping someone, or using it for a legitimate reason (safety)
Here is a video:
http://www.youtube.com/watch?v=Tk0LhJN68AY