SNOOZE/LIGHT BUTTON: Just press the SNOOZE/LIGHT button on the top to activate the night light function, the light is soft and does not hurt the eyes. (The light will light up once for 5 seconds); or press the "snooze" button when the alarm goes off to pause it, and after about 5 minutes, the alarm will sound again and the backlight will turn on. PORTABLE: This digital alarm clock is made of high quality ABS material and is powered by 3 AAA batteries (not included). Featuring a silent quartz movement, it allows you to sleep peacefully without being disturbed by the ticking sound. It is suitable for bedrooms, study rooms and offices. If you need to go out, you can take it with you whether you are traveling or on a business trip. IDEAL GIFT: This alarm clock is perfect for bedside, desk, bedroom, home, office or travel. It is also an ideal gift for children, heavy sleepers, teenagers, adults and the elderly. Note: The data are all measured manually, please allow 1-3cm error Due to differences in light and display, there may be some color differences, please refer to the actual item received.