Hello guys, Welcome to Africa's Largest Video Search Engine, and you are watching Interval timer - 30 sec rounds / 15 sec rests (including links to 3 workout routines). and this video is uploaded by Dark Raven Wargaming & Time Taker at 2018-01-13T05:28:37-08:00. We are just promoting this video only for entertainment and educational purpose only. I hop you like our Video Search Engine. [lcBdTYbUTXg]