Product Description: Color: silver Specifications: 78*27.5mm easy to use Can be used as timer and countdown timer. This timer can count down from 99 minutes 59 seconds to zero, or as a stopwatch, count down from 0 minutes to 99 minutes 59 seconds. Memory function stores last timer setting for quick use Dimming There are two screen brightnesses: Normal mode and constant brightness mode. During the timing process, the screen will not turn off when the constant light mode is turned on; In normal mode, the screen dims after five seconds. The button on the back of the timer can be adjusted three-level volume The timer can reach a volume of 90dB from silent mode to meet the needs of various scenarios, such as cooking, study, work, etc. Smart settings When not in use, the digital light will dim within 5 seconds and turn off after 5 seconds. Smart power saving, don't worry about power outage Magnetic backplane The back of the timer is equipped with a magnet, which can be attached to iron surfaces to free up kitchen space metal button Unlike other digital timers, the Kitchen Timer has a sleeker, more tech-savvy aluminum bezel inspired by car dashboards. The large LED display and large numbers allow you to see more clearly and reduce the burden on your eyes. hint Please do not place the digital timer in hot, humid or direct sunlight to avoid damage. The timer remembers the last countdown. Before setting another time, press and hold the button to clear the reserved time. Press and hold the on-screen button to return to "00: 00". Short press this key to start counting. Turn the knob to set the desired time. Clockwise increases, counterclockwise decreases. (5S/unit) Briefly press the on-screen button for ST/SP count. After counting is complete/stopped, press and hold the on-screen button to reset. If nothing is done, the screen will turn off after 5S, but it will not affect the count. what should I do ? Turn the button slowly to wake the screen. Don't press the button or it will count. For office workers A countdown timer is an ideal assistant for office workers. Reminds you of meeting times to help you plan your work wisely. housewife Kitchen Timer is a practical kitchen tool to enjoy your cooking time! for students A timer is a great companion for studying, counting your study time and improving your homework efficiency.