[Easy to Use] It can be used as a timer and countdown timer. This timer can count down from 99 minutes and 59 seconds to zero, or as a stopwatch, from 0 minutes to 99 minutes and 59 seconds. The memory function can store the last timer setting for quick use [Brightness Adjustment] It has two screen brightnesses: Normal Mode and Constant Brightness Mode. In the timing process, the screen will not turn off when the constant brightness mode is activated; in normal mode, the screen will dim after five seconds. The buttons on the back of the timer can be adjusted [Three-level volume] The timer can reach a volume of 90 dB from silent mode to meet the needs of various situations, for example, cooking, studying, working, etc. [Smart setting] If you do not use it, the digital light will dim within 5 seconds and turn off after 5 seconds. Intelligent energy saving, you don't have to worry about power failure [Magnetic back] The back of the timer is equipped with a magnet, which can be attached to the surface of iron objects to free up kitchen space 1 x Kitchen Timer Timing range minutes: 00-99, seconds 00-55 Volume file mute / low volume 60-75dB / high volume 80-90dB Working voltage 4.5V (3 x No. 7 AAA batteries) (not included in delivery) Working temperature 0C-50C Display | LED display Size: 8.3cm x 2.5cm. Color: silver