It is a Timex Flix watch. You can activate the indiglo backlight by flicking your wrist. I had one for years. Bought an all black one a few years back and ran great until I changed the battery. And with every Timex watch I have changed the battery for, the sound no longer works.:-( I still use it for running though.Hank Paulson, Former Secretary of US Treasury, wearing a ... what's that ? a Timex ?