Gym Timer Portable Workout Interval Timer Fitness Clock with Large Digital Display and Built-in Powerful Magnet, Green and White Item Type: Gym Timer Material: Rubber Model: Q20 Mini Power Supply: 18650 Lithium-ion Battery (1500 mAh, Included) Charging Input Voltage: DC 5V Modes: CLOCK: HH:MM Format (12/24-hour) MIIT: 1-minute work, 1-minute rest, up to 99 cycles HIIT: 30-second work, 30-second rest, up to 99 cycles TABATA: 20-second work, 10-second rest, 8 cycles EMOM1: 1-minute work, no rest, up to 17 cycles EMOM2: 1 minute 30 seconds work, 1-minute rest, up to 17 cycles FGB1: 5-minute work, 1-minute rest, up to 5 cycles FGB2: 5-minute work, 1-minute rest, up to 3 cycles WRC: 10 sets of customizable timer patterns UP: Count-up timer in MM:SS format (00:00 to 99:59) DOWN: Count-down timer in MM:SS format (99:59 to 00:00) STOPWATCH: MM:SS:ss format (1/10s and 1/100s precision), 00:00:00 to 99:59:59