@TIMER's format specification is not honored if the timer is not running. v:\> timer /1 on Timer 1 on: 16:46:26 v:\> echo %@timer[1,ms] 2493 ms v:\> timer /1 off Timer 1 off: 16:46:34 Elapsed: 0:00:07.784 v:\> echo %@timer[1,ms] 0:00:00.000