3-in-1 functionality Clock, Alarm, Timer with visual progress bar; There are 3 buttons on the back to achieve fast and convenient switching mode,then you only need to press the button for more than 2 seconds to successfully switch to the mode you want LCD colorful screenThe screen comes with a certain inclined angle design, which is convenient and intuitively to view the countdown progress; the upgraded screen is brighter than the ordinary screen and the backlight makes you check the time clearly under the night. Rechargeable batteryThe timer uses a life -long rechargeable battery. Under normal circumstances, if the timer completes the chargingit could be used more than 360 h; and a charging cable is equipped in the packaging. Easy to Set99 minutes visual timer - You can simply set the desired countdown time by turning the setting knob clockwise and pressing down to confirm. When the colorful dot disappears, the time ends. Then the bell will ring to remind you that the time is up Efficient Time Management Tool This timer will make you feel like that the time is visible as the colorful dot disappears and the time disappears clearly. You can use it for various occasions, likes cooking, baking, learning or developing concentration. It will be a good helper in your life.