A tremendous audio and visible gymnasium timer that’s good for each dimension exercise space. Simply units for two or three minute exercise intervals. Relaxation interval could be adjusted from 30 seconds or 1 minute time size with the flip of a change. Three means adjustable ring bell could be heard in any dimension gymnasium. Full with 30 second finish of spherical warning whistle. The capped lighting system visually signifies the place the spherical is always – inexperienced for exercise, yellow for 30 seconds remaining and crimson for relaxation interval.