EXCELLENT Digital 4-Channel Timer: Perfect timer for homework, exercise, cooking, sports, games, and classroom timer activities MULTI-FUNCTIONAL KITCHEN TIMER: This timer can set 4 time groups simultaneously, equivalent to 4 other regular timers. It can also function as a regular alarm clock. Each channel timer has a different sound to remind you, making it easy to distinguish. Press the CLOCK button to enter CLOCK mode, press the T1-T4 button to enter the countdown or time setting mode FROM 1 SEC TO 99H59M59S: Easy operation with countdown and count-up functions with a maximum time of 99h59m59s. The minimum countdown is 1 second. This can also function as a stopwatch counting up from zero. Hold the button down for over 3 seconds to fast forward the time EASY ACCESS: Includes a magnetic back, fold-out stand, and hanging hole for versatile display. Perfect timer for homework, exercise, gym workouts, cooking (e.g., egg timer), sports, games, and classroom timer activities (for teachers, students, children, and other people) PORTABLE & COMPACT: Easy to store and take with you with simple lightweight design for cooking. Size: 3.5*2.8*1.2in