According to the research of scientists, the effective concentration time of human beings at work and study is 25 minutes. It takes 5 minutes to rest deeply after focusing on work or learning for 25 minutes, which can improve the quality of work or study. In order to effectively manage our working hours, this product has designed a simple and convenient timer to help us scientifically and rationally arrange work breaks by flipping, shaking and other operations.     Features:  Creativity 1: Time, alarm clock, snooze (can set 5-60 minutes of snooze time, snooze unlimited times, when the alarm goes off, just shake the product to automatically enter the snooze state, no longer need to press the snooze button to open you Sleepy eyes)  Creative 2: Four-sided flip display, clockwise flip to clock, 5 minutes timing, 25 minutes timing, 45 minutes timing. (All timings are turned on or off by shaking the product. There is no button operation in the whole process, eliminating the tedious setup time)  Creative 3: Four reminder modes, alarm vibration flashing backlight, alarm flashing backlight, vibration flashing backlight, flashing backlight, four modes to meet your use in various occasions without disturbing others.  Function 4: In the time mode, you can press and hold the S button to enter the only timekeeping mode. The timing range is 99 minutes and 59 seconds. You can set the timing or countdown at any time.     Specification:  Display Type: Digital.  Motivity Type: Digital.  Style: Modern.  Screen Type: LED.  Shape: Square.  home decor wall sticker.  modern fashion watch.  gifts for kids.  Product size: 67*67*26mm.  Colour: black/white.   Material: ABS .  Battery: 2 X AAA battery(not included).     Package includes:  1 x Timer.     Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.