MAIDELI Digital Kitchen Timers, Magnetic Countdown Countup Timer with Large LED Display Volume Adjustable for Classroom Cooking Baking Studying Teaching

Startup prompt Insall three No. 7 batteries, display all LCD screens, and with a ""beep"" sound, you can turn on the device. Volume Setting The back can be moved to adjust the volume (loud, low, mute) Countdown setting 1. Turn the knob to set the required countdown time. Rotate the knob to the right to increase the value and to the left to decrease the value. (When the rotation is fast and the angle is greater than 60 degrees, the minute value can be quickly set, and the second value can be adjusted after an interval of 1 second.) 2. After setting, press the timer button to start the countdown. After the countdown is displayed as 00:00, there will be a ""beep"" prompt sound, and the screen will flash accordingly. When the timer reaches 00 00, there is a 1-minute prompt sound that can be activated and pressed to stop the prompt sound. During the countdown process, short press [] to pause. After the countdown pauses, press and hold [] to reset and display 00:00. Timing setting: 1.When the display is 00:00, press [0] to start timing, and then briefly press [] to pause. 2. After the timer pauses, press and hold [O] to reset, and the display will be 00:00. If the timer reaches 99 minutes and 55 seconds, there will be a ""beep beep"" prompt sound, and the screen will flash accordingly. 3. When timing, note: When it reaches 00 ""00, a 1-minute prompt sound will sound. Press [] to stop the prompt sound. In working mode, the brightness of the display will automatically decrease after 5 seconds of no operation. Attention: 1. The second setting is set in units of 5 seconds. 2. In working mode, the display brightness will automatically decrease after 5 seconds of no operation: In non working mode, the display brightness will automatically decrease after 5 seconds of no operation, and the display will automatically turn off after 10 seconds, entering power saving mode. Fixed method Equipped with 2 magnet plates for users to fix them on ferrous metal surfaces. Note: When the product switch is turned to the mute position, when the timer reaches 00 minutes and 00 seconds, there is no button sound/alarm clock sound, the screen will turn low after 5 seconds of high brightness, and the screen will flash (for 1 minute) Specification: MAIDELI Digital Kitchen Timer Material: ABS Colour: Black Voltage: 4.5V Size: Diamter 3 INCH * 1 INCH Installation:for Hanging or standing Operating temperature: 0-50 degree Timing range: 0-99min55sec Power batteries: 3*AAA 1.5V batteries (not included) Volume gears: Mute 0db/normal 60-75db/Loud gear 80-90db