- Ultra bright LED display with a buzzer reminder provides clear time readouts and audible alerts during workouts. - Pre-programmed 8 fat-burning training modes including MIIT, HIIT, FGB to help you structure sessions and optimize time management. - Built-in 1500mAh rechargeable battery delivers reliable power for extended use between charges. - Flexible timekeeping and timers: 12/24-hour clock, stopwatch, countdown, count up, and a custom interval mode for tailored workouts. Use scenarios - Gym or home workouts: use the interval mode and audible alerts to pace high-intensity intervals without staring at the screen. - Outdoor running or cycling: rely on the stopwatch and interval timing to pace repeats and track total duration. - Circuit training or bootcamps: manage rounds and rest periods across stations with precise interval control.