Convenient timer function: This timer is convenient for managing time. using the digital timer count-up or count-down functions to monitor different timing events such as cooking, study, exercise, control video , kids' activities and meetings. Light & Alarm notification: When the time is up it will alert you with a beep and a light, so you can focus on your studies.If you are in a place like a library, a private study room, or studying late at night and do not to hear the sound go off, you can set it to silent.You can also use it in a quiet location! Memory function & -friendly design: digital kitchen timer restores the last timer date after the countdown finish, Convenient operation for multiple sets of the same countdown situation, and stop button design, It is like a game that will motivate you to in studying. 3 points of ease of use: 1. The screen is 45 tilted for easy viewing wherever it is placed. 2. Include a security lock function to prevent any errors or unexpected operations especially when carrying the timer in your pocket or bag, so you can use it with . 3. Can be used with 2*LR44 batteries.It comes with batteries to confirm that it's working properly, so you can use it right when you it. Product details: Size (W x D x H): . 2.2 x2.8 x 0.8 inches (56 x 72x 21 mm); Display : 6 column digital LCD; Maximum set time: 99 hours 59 minutes 59 seconds. Colour: as shown Material: ABS Package Contents: 1 x Timer Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed is +/- 1-3cm.