- Use as Interval Timer with Interval, Work time, Rest time- Use as a regular countdown timer- Large 2" digits, visible from over 60 ft (20 meters)- All settings are retained after power off- Set number of Rounds/Intervals, Rest and Work Time- Rounds/Intervals are shown in distinct amber color- Run up to 10 MULTIPLE sets, one after another or in groups Set number is displayed separately Each set can have different Interval, Work/Rest time Recall/store up to 10 sets- Loud Alarm at the end of the Work/Rest/Multiple Sets sessions- Adjustable alarm loudness level- Connect to your external audio system for maximum loudness- Adjustable Warning alarm time- Green, Red and Yellow lamps to show Work/Rest/Warning respectively- Lock buttons during events to avoid accidental changes- Clear settings to enter values from zero- Reset to original value- Can be hung from a ceiling or on a wall- Size:13.4 " x 6.3" x 2" (34 cm x 16 cm x 5 cm), weight 45 oz (1.3 kg)- Uses 15V DC power adapter: wall voltage from 100 to 240 VAC, 50/60Hz- Remote control duplicates all keypad keys- Count UP as stopwatch - via remote control - Applications: MMA Training, Boxing, Group Fitness