Computrainer 1:05:00 [3]
Found a new app that allows you to create workouts (intervals) on a timer. And since my bike computer is out of batteries and my iPhone timer doesn't seem to "repeat", this was very useful.
1 legged work
10 x 1:00 on Z4, 1:15 Z1 (timer genius)
2x 4min Z4
c/d