1. Productivity timer perfect for individual use or small groups, use this 99-minute countdown clock to stay focused, aid organization and concentration. 2. The timer has 6 preset time intervals, 3/5/15/30/45/60 minutes. Simply flip the timer to start the countdown. Unique cube design, novel and interesting, makes you love time management. 3. Dual time modes. The hexagon timer offers countdown and count-up modes. In addition to the 6 preset countdowns and custom countdown, you can start the countdown mode by placing the timer bottom up and stop it by setting the screen. The timer range is 00:01 to 99:59. Easy timer setup for maximum convenience. 4. Suitable for various scenarios. The digital timer is a perfect tool for office, work, meetings, children, study, reading, exercise, cooking and more. Of course, this timer can be used in thousands of scenarios. 5. 3.5 inches, Top width: 2.6 inches, Bottom width: 2.36 inches; 0.37 lb, requires 2 x AAA batteries, flashing backlit visual alert. Easy to use. Power: 2 x AAA batteries (batteries not included) Color: Black Material: Plastic Package Contents: 1 * Timer Only the above package content, other products are not included. Note: Light reflection 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 +/- 1-3 cm.