The Gymboss interval timer will give your workout the discipline and structure necessary to take your workout to the next level. This easy to use timer will allow you to control intensity and allow you to focus on the workout to get the best results possible! Auto repeats no need to keep setting time will continue intervals automatically. Muscle strength, size, and endurance. Beep and/or Vibrate alarm. Alarm duration 1, 5, or 10 seconds. Fat loss. Anaerobic endurance. Cardio endurance. Increased VO2max. 1 or 2 intervals 2 seconds to 99 minutes. Repeat up to 99 times. Stopwatch function. Secure Belt clip. 3/4" x 2 1/4" x 1/2". Water and shock resistant. AAA" battery required.

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