30-Minute HIIT Timer: 45s Work / 15s Rest – 30 Rounds (No BGM) Channel: INTERVAL TIMER KYROS1K views • 23/04/2025Related VideosMy best timer for leg workout, 30 min of 45/15 with Energetic music - Mix 65Workout Timer Without Music - HIIT 45 sec Work / 15 sec Rest | 72HIIT Workout Timer With Music // 45/15 HIIT Timer // 20 Minutes HIIT Workout